Index: test/profile/Inputs/instrprof-gcov-execlp.c
===================================================================
--- test/profile/Inputs/instrprof-gcov-execlp.c
+++ test/profile/Inputs/instrprof-gcov-execlp.c
@@ -0,0 +1,15 @@
+#include <unistd.h>
+
+void func1() {}
+void func2() {}
+
+int main(void)
+{
+  func1();
+
+  execlp("ls", "-l", "-h", (char*)0);
+
+  func2();
+
+  return 0;
+}
Index: test/profile/Inputs/instrprof-gcov-execlp.c.gcov
===================================================================
--- test/profile/Inputs/instrprof-gcov-execlp.c.gcov
+++ test/profile/Inputs/instrprof-gcov-execlp.c.gcov
@@ -0,0 +1,23 @@
+//CHECK:        -:    0:Source:{{.*}}Inputs/instrprof-gcov-execlp.c
+//CHECK-NEXT:        -:    0:Graph:instrprof-gcov-execlp.gcno
+//CHECK-NEXT:        -:    0:Data:instrprof-gcov-execlp.gcda
+//CHECK-NEXT:        -:    0:Runs:1
+//CHECK-NEXT:        -:    0:Programs:1
+//CHECK-NEXT:        -:    1:#include <unistd.h>
+//CHECK-NEXT:        -:    2:
+//CHECK-NEXT:function func1 called 1 returned 100% blocks executed 100%
+//CHECK-NEXT:        1:    3:void func1() {}
+//CHECK-NEXT:function func2 called 0 returned 0% blocks executed 0%
+//CHECK-NEXT:    #####:    4:void func2() {}
+//CHECK-NEXT:        -:    5:
+//CHECK-NEXT:function main called 1 returned 0% blocks executed 33%
+//CHECK-NEXT:        1:    6:int main(void)
+//CHECK-NEXT:        -:    7:{
+//CHECK-NEXT:        1:    8:  func1();
+//CHECK-NEXT:        -:    9:
+//CHECK-NEXT:        1:   10:  execlp("ls", "-l", "-h", (char*)0);
+//CHECK-NEXT:        -:   11:
+//CHECK-NEXT:    #####:   12:  func2();
+//CHECK-NEXT:        -:   13:
+//CHECK-NEXT:    #####:   14:  return 0;
+//CHECK-NEXT:        -:   15:}
Index: test/profile/Inputs/instrprof-gcov-execvp.c
===================================================================
--- test/profile/Inputs/instrprof-gcov-execvp.c
+++ test/profile/Inputs/instrprof-gcov-execvp.c
@@ -0,0 +1,17 @@
+#include <unistd.h>
+
+void func1() {}
+void func2() {}
+
+int main(void)
+{
+  char *const args[] = {"-l", "-h", (char*)0};
+
+  func1();
+
+  execvp("ls", args);
+
+  func2();
+
+  return 0;
+}
Index: test/profile/Inputs/instrprof-gcov-execvp.c.gcov
===================================================================
--- test/profile/Inputs/instrprof-gcov-execvp.c.gcov
+++ test/profile/Inputs/instrprof-gcov-execvp.c.gcov
@@ -0,0 +1,25 @@
+//CHECK:        -:    0:Source:{{.*}}Inputs/instrprof-gcov-execvp.c
+//CHECK-NEXT:        -:    0:Graph:instrprof-gcov-execvp.gcno
+//CHECK-NEXT:        -:    0:Data:instrprof-gcov-execvp.gcda
+//CHECK-NEXT:        -:    0:Runs:1
+//CHECK-NEXT:        -:    0:Programs:1
+//CHECK-NEXT:        -:    1:#include <unistd.h>
+//CHECK-NEXT:        -:    2:
+//CHECK-NEXT:function func1 called 1 returned 100% blocks executed 100%
+//CHECK-NEXT:        1:    3:void func1() {}
+//CHECK-NEXT:function func2 called 0 returned 0% blocks executed 0%
+//CHECK-NEXT:    #####:    4:void func2() {}
+//CHECK-NEXT:        -:    5:
+//CHECK-NEXT:function main called 1 returned 0% blocks executed 33%
+//CHECK-NEXT:        1:    6:int main(void)
+//CHECK-NEXT:        -:    7:{
+//CHECK-NEXT:        1:    8:  char *const args[] = {"-l", "-h", (char*)0};
+//CHECK-NEXT:        -:    9:
+//CHECK-NEXT:        1:   10:  func1();
+//CHECK-NEXT:        -:   11:
+//CHECK-NEXT:        1:   12:  execvp("ls", args);
+//CHECK-NEXT:        -:   13:
+//CHECK-NEXT:    #####:   14:  func2();
+//CHECK-NEXT:        -:   15:
+//CHECK-NEXT:    #####:   16:  return 0;
+//CHECK-NEXT:        -:   17:}
Index: test/profile/Inputs/instrprof-gcov-fork.c.gcov
===================================================================
--- test/profile/Inputs/instrprof-gcov-fork.c.gcov
+++ test/profile/Inputs/instrprof-gcov-fork.c.gcov
@@ -10,8 +10,8 @@
 // CHECK-NEXT:function func2 called 2 returned 100% blocks executed 100%
 // CHECK-NEXT:        2:    4:void func2() {}
 // CHECK-NEXT:        -:    5:
-// CHECK-NEXT:function main called 1 returned 100% blocks executed 100%
-// CHECK-NEXT:        -:    6:int main(void)
+// CHECK-NEXT:function main called 1 returned 200% blocks executed 100%
+// CHECK-NEXT:        1:    6:int main(void)
 // CHECK-NEXT:        -:    7:{
 // CHECK-NEXT:        1:    8:  func1();
 // CHECK-NEXT:        -:    9:
Index: test/profile/Posix/instrprof-gcov-execlp.test
===================================================================
--- test/profile/Posix/instrprof-gcov-execlp.test
+++ test/profile/Posix/instrprof-gcov-execlp.test
@@ -0,0 +1,10 @@
+RUN: mkdir -p %t.d
+RUN: cd %t.d
+
+RUN: %clang --coverage -o %t %S/../Inputs/instrprof-gcov-execlp.c
+RUN: test -f instrprof-gcov-execlp.gcno
+
+RUN: rm -f instrprof-gcov-execlp.gcda
+RUN: %run %t
+RUN: llvm-cov gcov -b -c instrprof-gcov-execlp.gcda
+RUN: FileCheck --match-full-lines --strict-whitespace --input-file instrprof-gcov-execlp.c.gcov %S/../Inputs/instrprof-gcov-execlp.c.gcov
Index: test/profile/Posix/instrprof-gcov-execvp.test
===================================================================
--- test/profile/Posix/instrprof-gcov-execvp.test
+++ test/profile/Posix/instrprof-gcov-execvp.test
@@ -0,0 +1,10 @@
+RUN: mkdir -p %t.d
+RUN: cd %t.d
+
+RUN: %clang --coverage -o %t %S/../Inputs/instrprof-gcov-execvp.c
+RUN: test -f instrprof-gcov-execvp.gcno
+
+RUN: rm -f instrprof-gcov-execvp.gcda
+RUN: %run %t
+RUN: llvm-cov gcov -b -c instrprof-gcov-execvp.gcda
+RUN: FileCheck --match-full-lines --strict-whitespace --input-file instrprof-gcov-execvp.c.gcov %S/../Inputs/instrprof-gcov-execvp.c.gcov
Index: test/profile/Posix/instrprof-gcov-fork.test
===================================================================
--- test/profile/Posix/instrprof-gcov-fork.test
+++ test/profile/Posix/instrprof-gcov-fork.test
@@ -1,5 +1,3 @@
-XFAIL: *
-
 RUN: mkdir -p %t.d
 RUN: cd %t.d