Index: test/ELF/trace-symbols.s
===================================================================
--- test/ELF/trace-symbols.s
+++ test/ELF/trace-symbols.s
@@ -14,46 +14,46 @@
 # RUN: llvm-ar rcs %t2.a %t2
 
 # RUN: ld.lld -y foo -trace-symbol common -trace-symbol=hsymbol \
-# RUN:   %t %t1 %t2 -o %t3 2>&1 | FileCheck -check-prefix=OBJECTRFOO %s
+# RUN:   %t %t1 %t2 -o %t3 | FileCheck -check-prefix=OBJECTRFOO %s
 # OBJECTRFOO: trace-symbols.s.tmp: reference to foo
 
 # RUN: ld.lld -y foo -trace-symbol=common -trace-symbol=hsymbol \
-# RUN:   %t %t1 %t2 -o %t3 2>&1 | FileCheck -check-prefix=OBJECTDCOMMON %s
+# RUN:   %t %t1 %t2 -o %t3 | FileCheck -check-prefix=OBJECTDCOMMON %s
 # OBJECTDCOMMON: trace-symbols.s.tmp1: common definition of common
 
 # RUN: ld.lld -y foo -trace-symbol=common -trace-symbol=hsymbol \
-# RUN:   %t %t1 %t2 -o %t3 2>&1 | FileCheck -check-prefix=OBJECTD1FOO %s
+# RUN:   %t %t1 %t2 -o %t3 | FileCheck -check-prefix=OBJECTD1FOO %s
 # OBJECTD1FOO: trace-symbols.s.tmp: reference to foo
 # OBJECTD1FOO: trace-symbols.s.tmp1: common definition of common
 # OBJECTD1FOO: trace-symbols.s.tmp1: definition of foo
 # OBJECTD1FOO: trace-symbols.s.tmp2: definition of foo
 
 # RUN: ld.lld -y foo -trace-symbol=common -trace-symbol=hsymbol \
-# RUN:   %t %t1 %t2 -o %t3 2>&1 | FileCheck -check-prefix=OBJECTD2FOO %s
+# RUN:   %t %t1 %t2 -o %t3 | FileCheck -check-prefix=OBJECTD2FOO %s
 # RUN: ld.lld -y foo -y common --trace-symbol=hsymbol \
-# RUN:   %t %t2 %t1 -o /dev/null 2>&1 | FileCheck -check-prefix=OBJECTD2FOO %s
-# RUN: ld.lld -y foo -y common %t %t1.so %t2 -o %t3 2>&1 | \
+# RUN:   %t %t2 %t1 -o /dev/null | FileCheck -check-prefix=OBJECTD2FOO %s
+# RUN: ld.lld -y foo -y common %t %t1.so %t2 -o %t3 | \
 # RUN:   FileCheck -check-prefix=OBJECTD2FOO %s
 # OBJECTD2FOO: trace-symbols.s.tmp2: definition of foo
 
-# RUN: ld.lld -y foo -y common %t %t2 %t1.a -o %t3 2>&1 | \
+# RUN: ld.lld -y foo -y common %t %t2 %t1.a -o %t3 | \
 # RUN:   FileCheck -check-prefix=FOO_AND_COMMON %s
 # FOO_AND_COMMON: trace-symbols.s.tmp: reference to foo
 # FOO_AND_COMMON: trace-symbols.s.tmp2: definition of foo
 # FOO_AND_COMMON: trace-symbols.s.tmp1.a: lazy definition of common
 
-# RUN: ld.lld -y foo -y common %t %t1.so %t2 -o %t3 2>&1 | \
+# RUN: ld.lld -y foo -y common %t %t1.so %t2 -o %t3 | \
 # RUN:   FileCheck -check-prefix=SHLIBDCOMMON %s
 # SHLIBDCOMMON: trace-symbols.s.tmp1.so: shared definition of common
 
-# RUN: ld.lld -y foo -y common %t %t2.so %t1.so -o %t3 2>&1 | \
+# RUN: ld.lld -y foo -y common %t %t2.so %t1.so -o %t3 | \
 # RUN:   FileCheck -check-prefix=SHLIBD2FOO %s
 # RUN: ld.lld -y foo %t %t1.a %t2.so -o %t3 | \
 # RUN:   FileCheck -check-prefix=NO-SHLIBD2FOO %s
 # SHLIBD2FOO:        trace-symbols.s.tmp2.so: shared definition of foo
 # NO-SHLIBD2FOO-NOT: trace-symbols.s.tmp2.so: definition of foo
 
-# RUN: ld.lld -y foo -y common %t %t2 %t1.a -o %t3 2>&1 | \
+# RUN: ld.lld -y foo -y common %t %t2 %t1.a -o %t3 | \
 # RUN:   FileCheck -check-prefix=ARCHIVEDCOMMON %s
 # ARCHIVEDCOMMON-NOT: trace-symbols.s.tmp1.a(trace-symbols.s.tmp1): definition of \
 # common
@@ -79,7 +79,7 @@
 # STARTLIB: trace-symbols.s.tmp1: reference to bar
 
 ## Check we do not crash when trying to trace special symbol.
-# RUN: not ld.lld -trace-symbol=_end %t -o /dev/null
+# RUN: ld.lld -trace-symbol=_end %t %t1 %t2 -o /dev/null
 
 .hidden hsymbol
 .globl	_start
Index: test/wasm/trace-symbol.ll
===================================================================
--- test/wasm/trace-symbol.ll
+++ test/wasm/trace-symbol.ll
@@ -1,9 +1,9 @@
 ; RUN: llc -filetype=obj %p/Inputs/ret32.ll -o %t.ret32.o
 ; RUN: llc -filetype=obj -o %t.o %s
-; RUN: wasm-ld -o %t.wasm %t.o %t.ret32.o -y ret32 -y _start 2>&1 | FileCheck %s -check-prefix=BOTH
+; RUN: wasm-ld -o %t.wasm %t.o %t.ret32.o -y ret32 -y _start | FileCheck %s -check-prefix=BOTH
 
 ; check alias
-; RUN: wasm-ld -o %t.wasm %t.o %t.ret32.o -trace-symbol=_start 2>&1 | FileCheck %s -check-prefixes=JUST-START
+; RUN: wasm-ld -o %t.wasm %t.o %t.ret32.o -trace-symbol=_start | FileCheck %s -check-prefixes=JUST-START
 
 target triple = "wasm32-unknown-unknown"