diff --git a/clang/test/Driver/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0/crtbegin.o b/clang/test/Driver/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/10/crtbegin.o
rename from clang/test/Driver/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0/crtbegin.o
rename to clang/test/Driver/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/10/crtbegin.o
diff --git a/clang/test/Driver/Inputs/basic_hurd_tree/usr/include/c++/4.6.0/.keep b/clang/test/Driver/Inputs/basic_hurd_tree/usr/include/c++/10/.keep
rename from clang/test/Driver/Inputs/basic_hurd_tree/usr/include/c++/4.6.0/.keep
rename to clang/test/Driver/Inputs/basic_hurd_tree/usr/include/c++/10/.keep
diff --git a/clang/test/Driver/Inputs/basic_hurd_tree/usr/include/i386-gnu/c++/4.6.0/.keep b/clang/test/Driver/Inputs/basic_hurd_tree/usr/include/i386-gnu/c++/10/.keep
rename from clang/test/Driver/Inputs/basic_hurd_tree/usr/include/i386-gnu/c++/4.6.0/.keep
rename to clang/test/Driver/Inputs/basic_hurd_tree/usr/include/i386-gnu/c++/10/.keep
diff --git a/clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0/crtbegin.o b/clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/10/crtbegin.o
rename from clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0/crtbegin.o
rename to clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/10/crtbegin.o
diff --git a/clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0/crtbeginS.o b/clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/10/crtbeginS.o
rename from clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0/crtbeginS.o
rename to clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/10/crtbeginS.o
diff --git a/clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0/crtbeginT.o b/clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/10/crtbeginT.o
rename from clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0/crtbeginT.o
rename to clang/test/Driver/Inputs/basic_hurd_tree/usr/lib/gcc/i686-gnu/10/crtbeginT.o
diff --git a/clang/test/Driver/hurd.cpp b/clang/test/Driver/hurd.cpp
--- a/clang/test/Driver/hurd.cpp
+++ b/clang/test/Driver/hurd.cpp
@@ -1,27 +1,25 @@
 // UNSUPPORTED: system-windows
 
-// RUN: %clang -no-canonical-prefixes %s -### 2>&1 \
-// RUN:     --target=i686-pc-hurd-gnu \
-// RUN:     --sysroot=%S/Inputs/basic_hurd_tree \
-// RUN:   | FileCheck --check-prefix=CHECK %s
+// RUN: %clang -### %s --target=i686-pc-hurd-gnu --sysroot=%S/Inputs/basic_hurd_tree \
+// RUN:   --stdlib=platform 2>&1 | FileCheck --check-prefix=CHECK %s
 // CHECK: "-cc1"
 // CHECK: "-isysroot" "[[SYSROOT:[^"]+]]"
-// CHECK-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../include/c++/4.6.0"
+// CHECK-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/10/../../../../include/c++/10"
 /// Debian specific - the path component after 'include' is i386-gnu even
 /// though the installation is i686-gnu.
-// CHECK-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../include/i386-gnu/c++/4.6.0"
-// CHECK-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../include/c++/4.6.0/backward"
+// CHECK-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/10/../../../../include/i386-gnu/c++/10"
+// CHECK-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/10/../../../../include/c++/10/backward"
 // CHECK-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/local/include"
-// CHECK: "-internal-externc-isystem"
+// CHECK:      "-internal-externc-isystem"
 // CHECK-SAME: {{^}} "[[SYSROOT]]/usr/include/i386-gnu"
 // CHECK-SAME: {{^}} "-internal-externc-isystem" "[[SYSROOT]]/include"
 // CHECK-SAME: {{^}} "-internal-externc-isystem" "[[SYSROOT]]/usr/include"
-// CHECK: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
-// CHECK: "-dynamic-linker" "/lib/ld.so"
-// CHECK: "{{.*}}/usr/lib/gcc/i686-gnu/4.6.0{{/|\\\\}}crtbegin.o"
-// CHECK: "-L
-// CHECK-SAME: {{^}}[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0"
-// CHECK-SAME: {{^}} "-L[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../lib32"
+// CHECK:      "{{.*}}ld" "--sysroot=[[SYSROOT:[^"]+]]"
+// CHECK:      "-dynamic-linker" "/lib/ld.so"
+// CHECK:      "{{.*}}/usr/lib/gcc/i686-gnu/10/crtbegin.o"
+// CHECK:      "-L
+// CHECK-SAME: {{^}}[[SYSROOT]]/usr/lib/gcc/i686-gnu/10"
+// CHECK-SAME: {{^}} "-L[[SYSROOT]]/usr/lib/gcc/i686-gnu/10/../../../../lib32"
 // CHECK-SAME: {{^}} "-L[[SYSROOT]]/lib/i386-gnu"
 // CHECK-SAME: {{^}} "-L[[SYSROOT]]/lib/../lib32"
 // CHECK-SAME: {{^}} "-L[[SYSROOT]]/usr/lib/i386-gnu"
@@ -29,29 +27,27 @@
 // CHECK-SAME: {{^}} "-L[[SYSROOT]]/lib"
 // CHECK-SAME: {{^}} "-L[[SYSROOT]]/usr/lib"
 
-// RUN: %clang -no-canonical-prefixes %s -### 2>&1 \
-// RUN:     --target=i686-pc-hurd-gnu -static \
-// RUN:     --sysroot=%S/Inputs/basic_hurd_tree \
-// RUN:   | FileCheck --check-prefix=CHECK-STATIC %s
+// RUN: %clang -### %s --target=i686-pc-hurd-gnu --sysroot=%S/Inputs/basic_hurd_tree \
+// RUN:   --stdlib=platform -static 2>&1 | FileCheck --check-prefix=CHECK-STATIC %s
 // CHECK-STATIC: "-cc1"
 // CHECK-STATIC: "-static-define"
 // CHECK-STATIC: "-isysroot" "[[SYSROOT:[^"]+]]"
-// CHECK-STATIC-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../include/c++/4.6.0"
+// CHECK-STATIC-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/10/../../../../include/c++/10"
 /// Debian specific - the path component after 'include' is i386-gnu even
 /// though the installation is i686-gnu.
-// CHECK-STATIC-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../include/i386-gnu/c++/4.6.0"
-// CHECK-STATIC-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../include/c++/4.6.0/backward"
+// CHECK-STATIC-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/10/../../../../include/i386-gnu/c++/10"
+// CHECK-STATIC-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/10/../../../../include/c++/10/backward"
 // CHECK-STATIC-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/local/include"
-// CHECK-STATIC: "-internal-externc-isystem"
+// CHECK-STATIC:      "-internal-externc-isystem"
 // CHECK-STATIC-SAME: {{^}} "[[SYSROOT]]/usr/include/i386-gnu"
 // CHECK-STATIC-SAME: {{^}} "-internal-externc-isystem" "[[SYSROOT]]/include"
 // CHECK-STATIC-SAME: {{^}} "-internal-externc-isystem" "[[SYSROOT]]/usr/include"
-// CHECK-STATIC: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
-// CHECK-STATIC: "-static"
-// CHECK-STATIC: "{{.*}}/usr/lib/gcc/i686-gnu/4.6.0{{/|\\\\}}crtbeginT.o"
-// CHECK-STATIC: "-L
-// CHECK-STATIC-SAME: {{^}}[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0"
-// CHECK-STATIC-SAME: {{^}} "-L[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../lib32"
+// CHECK-STATIC:      "{{.*}}ld" "--sysroot=[[SYSROOT:[^"]+]]"
+// CHECK-STATIC:      "-static"
+// CHECK-STATIC:      "{{.*}}/usr/lib/gcc/i686-gnu/10/crtbeginT.o"
+// CHECK-STATIC:      "-L
+// CHECK-STATIC-SAME: {{^}}[[SYSROOT]]/usr/lib/gcc/i686-gnu/10"
+// CHECK-STATIC-SAME: {{^}} "-L[[SYSROOT]]/usr/lib/gcc/i686-gnu/10/../../../../lib32"
 // CHECK-STATIC-SAME: {{^}} "-L[[SYSROOT]]/lib/i386-gnu"
 // CHECK-STATIC-SAME: {{^}} "-L[[SYSROOT]]/lib/../lib32"
 // CHECK-STATIC-SAME: {{^}} "-L[[SYSROOT]]/usr/lib/i386-gnu"
@@ -59,27 +55,13 @@
 // CHECK-STATIC-SAME: {{^}} "-L[[SYSROOT]]/lib"
 // CHECK-STATIC-SAME: {{^}} "-L[[SYSROOT]]/usr/lib"
 
-// RUN: %clang -no-canonical-prefixes %s -### 2>&1 \
-// RUN:     --target=i686-pc-hurd-gnu -shared \
-// RUN:     --sysroot=%S/Inputs/basic_hurd_tree \
-// RUN:   | FileCheck --check-prefix=CHECK-SHARED %s
-// CHECK-SHARED: "-cc1"
-// CHECK-SHARED: "-isysroot" "[[SYSROOT:[^"]+]]"
-// CHECK-SHARED-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../include/c++/4.6.0"
-/// Debian specific - the path component after 'include' is i386-gnu even
-/// though the installation is i686-gnu.
-// CHECK-SHARED-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../include/i386-gnu/c++/4.6.0"
-// CHECK-SHARED-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../include/c++/4.6.0/backward"
-// CHECK-SHARED-SAME: {{^}} "-internal-isystem" "[[SYSROOT]]/usr/local/include"
-// CHECK-SHARED: "-internal-externc-isystem"
-// CHECK-SHARED-SAME: {{^}} "[[SYSROOT]]/usr/include/i386-gnu"
-// CHECK-SHARED-SAME: {{^}} "-internal-externc-isystem" "[[SYSROOT]]/include"
-// CHECK-SHARED-SAME: {{^}} "-internal-externc-isystem" "[[SYSROOT]]/usr/include"
-// CHECK-SHARED: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
-// CHECK-SHARED: "{{.*}}/usr/lib/gcc/i686-gnu/4.6.0{{/|\\\\}}crtbeginS.o"
+// RUN: %clang -### %s --target=i686-pc-hurd-gnu --sysroot=%S/Inputs/basic_hurd_tree \
+// RUN:   -shared 2>&1 | FileCheck --check-prefix=CHECK-SHARED %s
+// CHECK-SHARED: "{{.*}}ld" "--sysroot=[[SYSROOT:[^"]+]]"
+// CHECK-SHARED: "{{.*}}/usr/lib/gcc/i686-gnu/10/crtbeginS.o"
 // CHECK-SHARED: "-L
-// CHECK-SHARED-SAME: {{^}}[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0"
-// CHECK-SHARED-SAME: {{^}} "-L[[SYSROOT]]/usr/lib/gcc/i686-gnu/4.6.0/../../../../lib32"
+// CHECK-SHARED-SAME: {{^}}[[SYSROOT]]/usr/lib/gcc/i686-gnu/10"
+// CHECK-SHARED-SAME: {{^}} "-L[[SYSROOT]]/usr/lib/gcc/i686-gnu/10/../../../../lib32"
 // CHECK-SHARED-SAME: {{^}} "-L[[SYSROOT]]/lib/i386-gnu"
 // CHECK-SHARED-SAME: {{^}} "-L[[SYSROOT]]/lib/../lib32"
 // CHECK-SHARED-SAME: {{^}} "-L[[SYSROOT]]/usr/lib/i386-gnu"
@@ -92,7 +74,7 @@
 // RUN:     --target=i686-pc-gnu \
 // RUN:   | FileCheck --check-prefix=CHECK-CROSS %s
 // CHECK-CROSS: "-cc1" "-triple" "i686-pc-hurd-gnu"
-// CHECK-CROSS: "{{.*}}/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0/../../../../i686-gnu/bin{{/|\\\\}}as" "--32"
-// CHECK-CROSS: "{{.*}}/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0/../../../../i686-gnu/bin{{/|\\\\}}ld" {{.*}} "-m" "elf_i386"
-// CHECK-CROSS: "{{.*}}/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0{{/|\\\\}}crtbegin.o"
-// CHECK-CROSS: "-L{{.*}}/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/4.6.0/../../../../i686-gnu/lib"
+// CHECK-CROSS: "{{.*}}/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/10/../../../../i686-gnu/bin/as" "--32"
+// CHECK-CROSS: "{{.*}}/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/10/../../../../i686-gnu/bin/ld" {{.*}} "-m" "elf_i386"
+// CHECK-CROSS: "{{.*}}/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/10/crtbegin.o"
+// CHECK-CROSS: "-L{{.*}}/Inputs/basic_cross_hurd_tree/usr/lib/gcc/i686-gnu/10/../../../../i686-gnu/lib"