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-rw-r--r--llvm/test/MC/ARM/preserve-comments-arm.s2
-rw-r--r--llvm/test/MC/AsmParser/preserve-comments.s2
-rw-r--r--llvm/test/tools/llvm-cxxmap/remap.test2
-rw-r--r--llvm/test/tools/llvm-profdata/profile-symbol-list.test2
-rw-r--r--llvm/test/tools/llvm-profdata/roundtrip.test10
-rw-r--r--llvm/test/tools/llvm-profdata/sample-remap.test2
-rw-r--r--llvm/utils/lit/lit/TestRunner.py2
-rw-r--r--llvm/utils/lit/tests/Inputs/shtest-shell/diff-in.dos3
-rw-r--r--llvm/utils/lit/tests/Inputs/shtest-shell/diff-in.unix3
-rw-r--r--llvm/utils/lit/tests/Inputs/shtest-shell/diff-strip-trailing-cr.txt10
-rw-r--r--llvm/utils/lit/tests/max-failures.py2
-rw-r--r--llvm/utils/lit/tests/shtest-shell.py56
12 files changed, 83 insertions, 13 deletions
diff --git a/llvm/test/MC/ARM/preserve-comments-arm.s b/llvm/test/MC/ARM/preserve-comments-arm.s
index 4c480096c66..fe8f5081bb1 100644
--- a/llvm/test/MC/ARM/preserve-comments-arm.s
+++ b/llvm/test/MC/ARM/preserve-comments-arm.s
@@ -1,6 +1,6 @@
@RUN: llvm-mc -preserve-comments -n -triple arm-eabi < %s > %t
@RUN: sed 's/#[C]omment/@Comment/g' %s > %t2
- @RUN: diff %t %t2
+ @RUN: diff --strip-trailing-cr %t %t2
.text
mov r0, r0
diff --git a/llvm/test/MC/AsmParser/preserve-comments.s b/llvm/test/MC/AsmParser/preserve-comments.s
index a0f50196213..90a71ea7984 100644
--- a/llvm/test/MC/AsmParser/preserve-comments.s
+++ b/llvm/test/MC/AsmParser/preserve-comments.s
@@ -1,5 +1,5 @@
#RUN: llvm-mc -preserve-comments -n -triple i386-linux-gnu < %s > %t
- #RUN: diff %s %t
+ #RUN: diff --strip-trailing-cr %s %t
.text
foo: #Comment here
diff --git a/llvm/test/tools/llvm-cxxmap/remap.test b/llvm/test/tools/llvm-cxxmap/remap.test
index e22c36c9dbf..9ca69eaa167 100644
--- a/llvm/test/tools/llvm-cxxmap/remap.test
+++ b/llvm/test/tools/llvm-cxxmap/remap.test
@@ -1,5 +1,5 @@
RUN: llvm-cxxmap %S/Inputs/before.sym %S/Inputs/after.sym -r %S/Inputs/remap.map -o %t.output -Wambiguous -Wincomplete 2>&1 | FileCheck %s --allow-empty
-RUN: diff %S/Inputs/expected %t.output
+RUN: diff --strip-trailing-cr %S/Inputs/expected %t.output
CHECK-NOT: warning
CHECK-NOT: error
diff --git a/llvm/test/tools/llvm-profdata/profile-symbol-list.test b/llvm/test/tools/llvm-profdata/profile-symbol-list.test
index fc24a92302d..66050adedf1 100644
--- a/llvm/test/tools/llvm-profdata/profile-symbol-list.test
+++ b/llvm/test/tools/llvm-profdata/profile-symbol-list.test
@@ -2,4 +2,4 @@
; RUN: llvm-profdata merge -sample -extbinary -prof-sym-list=%S/Inputs/profile-symbol-list-2.text %S/Inputs/sample-profile.proftext -o %t.2.output
; RUN: llvm-profdata merge -sample -extbinary %t.1.output %t.2.output -o %t.3.output
; RUN: llvm-profdata show -sample -show-prof-sym-list %t.3.output > %t.4.output
-; RUN: diff %S/Inputs/profile-symbol-list.expected %t.4.output
+; RUN: diff --strip-trailing-cr %S/Inputs/profile-symbol-list.expected %t.4.output
diff --git a/llvm/test/tools/llvm-profdata/roundtrip.test b/llvm/test/tools/llvm-profdata/roundtrip.test
index d5469be56fe..65a047afa62 100644
--- a/llvm/test/tools/llvm-profdata/roundtrip.test
+++ b/llvm/test/tools/llvm-profdata/roundtrip.test
@@ -1,18 +1,18 @@
RUN: llvm-profdata merge -o %t.0.profdata %S/Inputs/IR_profile.proftext
RUN: llvm-profdata show -o %t.0.proftext -all-functions -text %t.0.profdata
-RUN: diff %t.0.proftext %S/Inputs/IR_profile.proftext
+RUN: diff --strip-trailing-cr %t.0.proftext %S/Inputs/IR_profile.proftext
RUN: llvm-profdata merge -o %t.1.profdata %t.0.proftext
RUN: llvm-profdata show -o %t.1.proftext -all-functions -text %t.1.profdata
-RUN: diff %t.1.proftext %S/Inputs/IR_profile.proftext
+RUN: diff --strip-trailing-cr %t.1.proftext %S/Inputs/IR_profile.proftext
RUN: llvm-profdata merge --sample --binary -output=%t.2.profdata %S/Inputs/sample-profile.proftext
RUN: llvm-profdata merge --sample --text -output=%t.2.proftext %t.2.profdata
-RUN: diff %t.2.proftext %S/Inputs/sample-profile.proftext
+RUN: diff --strip-trailing-cr %t.2.proftext %S/Inputs/sample-profile.proftext
# Round trip from text --> extbinary --> text
RUN: llvm-profdata merge --sample --extbinary -output=%t.3.profdata %S/Inputs/sample-profile.proftext
RUN: llvm-profdata merge --sample --text -output=%t.3.proftext %t.3.profdata
-RUN: diff %t.3.proftext %S/Inputs/sample-profile.proftext
+RUN: diff --strip-trailing-cr %t.3.proftext %S/Inputs/sample-profile.proftext
# Round trip from text --> binary --> extbinary --> text
RUN: llvm-profdata merge --sample --binary -output=%t.4.profdata %S/Inputs/sample-profile.proftext
RUN: llvm-profdata merge --sample --extbinary -output=%t.5.profdata %t.4.profdata
RUN: llvm-profdata merge --sample --text -output=%t.4.proftext %t.5.profdata
-RUN: diff %t.4.proftext %S/Inputs/sample-profile.proftext
+RUN: diff --strip-trailing-cr %t.4.proftext %S/Inputs/sample-profile.proftext
diff --git a/llvm/test/tools/llvm-profdata/sample-remap.test b/llvm/test/tools/llvm-profdata/sample-remap.test
index a6afd925ff9..06646297262 100644
--- a/llvm/test/tools/llvm-profdata/sample-remap.test
+++ b/llvm/test/tools/llvm-profdata/sample-remap.test
@@ -1,2 +1,2 @@
; RUN: llvm-profdata merge -sample -text %S/Inputs/sample-remap.proftext -r %S/Inputs/sample-remap.remap -o %t.output
-; RUN: diff %S/Inputs/sample-remap.expected %t.output
+; RUN: diff --strip-trailing-cr %S/Inputs/sample-remap.expected %t.output
diff --git a/llvm/utils/lit/lit/TestRunner.py b/llvm/utils/lit/lit/TestRunner.py
index d904d66d9fc..f1447809c98 100644
--- a/llvm/utils/lit/lit/TestRunner.py
+++ b/llvm/utils/lit/lit/TestRunner.py
@@ -465,7 +465,7 @@ def executeBuiltinDiff(cmd, cmd_shenv):
f = lambda x: x
if strip_trailing_cr:
- f = compose2(lambda line: line.rstrip('\r'), f)
+ f = compose2(lambda line: line.replace('\r\n', '\n'), f)
if ignore_all_space or ignore_space_change:
ignoreSpace = lambda line, separator: separator.join(line.split())
ignoreAllSpaceOrSpaceChange = functools.partial(ignoreSpace, separator='' if ignore_all_space else ' ')
diff --git a/llvm/utils/lit/tests/Inputs/shtest-shell/diff-in.dos b/llvm/utils/lit/tests/Inputs/shtest-shell/diff-in.dos
new file mode 100644
index 00000000000..7a0560654c5
--- /dev/null
+++ b/llvm/utils/lit/tests/Inputs/shtest-shell/diff-in.dos
@@ -0,0 +1,3 @@
+In this file, the
+sequence "\r\n"
+terminates lines.
diff --git a/llvm/utils/lit/tests/Inputs/shtest-shell/diff-in.unix b/llvm/utils/lit/tests/Inputs/shtest-shell/diff-in.unix
new file mode 100644
index 00000000000..58208a3ae76
--- /dev/null
+++ b/llvm/utils/lit/tests/Inputs/shtest-shell/diff-in.unix
@@ -0,0 +1,3 @@
+In this file, the
+sequence "\n"
+terminates lines.
diff --git a/llvm/utils/lit/tests/Inputs/shtest-shell/diff-strip-trailing-cr.txt b/llvm/utils/lit/tests/Inputs/shtest-shell/diff-strip-trailing-cr.txt
new file mode 100644
index 00000000000..6111a8fbf72
--- /dev/null
+++ b/llvm/utils/lit/tests/Inputs/shtest-shell/diff-strip-trailing-cr.txt
@@ -0,0 +1,10 @@
+# Check behavior of --strip-trailing-cr.
+
+# RUN: diff -u diff-in.dos diff-in.unix && false || true
+# RUN: diff -u diff-in.unix diff-in.dos && false || true
+
+# RUN: diff -u --strip-trailing-cr diff-in.dos diff-in.unix && false || true
+# RUN: diff -u --strip-trailing-cr diff-in.unix diff-in.dos && false || true
+
+# Fail so lit will print output.
+# RUN: false
diff --git a/llvm/utils/lit/tests/max-failures.py b/llvm/utils/lit/tests/max-failures.py
index 3b85ae18611..6ad37533692 100644
--- a/llvm/utils/lit/tests/max-failures.py
+++ b/llvm/utils/lit/tests/max-failures.py
@@ -8,7 +8,7 @@
#
# END.
-# CHECK: Failing Tests (31)
+# CHECK: Failing Tests (32)
# CHECK: Failing Tests (1)
# CHECK: Failing Tests (2)
# CHECK: error: argument --max-failures: requires positive integer, but found '0'
diff --git a/llvm/utils/lit/tests/shtest-shell.py b/llvm/utils/lit/tests/shtest-shell.py
index d86a9c661e6..1fc8b30c7ee 100644
--- a/llvm/utils/lit/tests/shtest-shell.py
+++ b/llvm/utils/lit/tests/shtest-shell.py
@@ -201,6 +201,60 @@
# CHECK: PASS: shtest-shell :: diff-r.txt
+
+# CHECK: FAIL: shtest-shell :: diff-strip-trailing-cr.txt
+
+# CHECK: *** TEST 'shtest-shell :: diff-strip-trailing-cr.txt' FAILED ***
+
+# CHECK: $ "diff" "-u" "diff-in.dos" "diff-in.unix"
+# CHECK: # command output:
+# CHECK: @@
+# CHECK-NEXT: -In this file, the
+# CHECK-NEXT: -sequence "\r\n"
+# CHECK-NEXT: -terminates lines.
+# CHECK-NEXT: +In this file, the
+# CHECK-NEXT: +sequence "\n"
+# CHECK-NEXT: +terminates lines.
+# CHECK: error: command failed with exit status: 1
+# CHECK: $ "true"
+
+# CHECK: $ "diff" "-u" "diff-in.unix" "diff-in.dos"
+# CHECK: # command output:
+# CHECK: @@
+# CHECK-NEXT: -In this file, the
+# CHECK-NEXT: -sequence "\n"
+# CHECK-NEXT: -terminates lines.
+# CHECK-NEXT: +In this file, the
+# CHECK-NEXT: +sequence "\r\n"
+# CHECK-NEXT: +terminates lines.
+# CHECK: error: command failed with exit status: 1
+# CHECK: $ "true"
+
+# CHECK: $ "diff" "-u" "--strip-trailing-cr" "diff-in.dos" "diff-in.unix"
+# CHECK: # command output:
+# CHECK: @@
+# CHECK-NEXT: In this file, the
+# CHECK-NEXT: -sequence "\r\n"
+# CHECK-NEXT: +sequence "\n"
+# CHECK-NEXT: terminates lines.
+# CHECK: error: command failed with exit status: 1
+# CHECK: $ "true"
+
+# CHECK: $ "diff" "-u" "--strip-trailing-cr" "diff-in.unix" "diff-in.dos"
+# CHECK: # command output:
+# CHECK: @@
+# CHECK-NEXT: In this file, the
+# CHECK-NEXT: -sequence "\n"
+# CHECK-NEXT: +sequence "\r\n"
+# CHECK-NEXT: terminates lines.
+# CHECK: error: command failed with exit status: 1
+# CHECK: $ "true"
+
+# CHECK: $ "false"
+
+# CHECK: ***
+
+
# CHECK: FAIL: shtest-shell :: diff-unified-error-0.txt
# CHECK: *** TEST 'shtest-shell :: diff-unified-error-0.txt' FAILED ***
# CHECK: $ "diff" "-U" "30.1" "{{[^"]*}}" "{{[^"]*}}"
@@ -360,4 +414,4 @@
# CHECK: PASS: shtest-shell :: sequencing-0.txt
# CHECK: XFAIL: shtest-shell :: sequencing-1.txt
# CHECK: PASS: shtest-shell :: valid-shell.txt
-# CHECK: Failing Tests (31)
+# CHECK: Failing Tests (32)
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