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-rw-r--r--clang/lib/Driver/Tools.cpp12
-rw-r--r--clang/test/Driver/clang_f_opts.c3
2 files changed, 1 insertions, 14 deletions
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 89df632d5c0..c30c45d26bd 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -3382,19 +3382,9 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
OptSpecifier VectorizeAliasOption = EnableVec ? options::OPT_O_Group :
options::OPT_fvectorize;
if (Args.hasFlag(options::OPT_fvectorize, VectorizeAliasOption,
- options::OPT_fno_vectorize, EnableVec)) {
+ options::OPT_fno_vectorize, EnableVec))
CmdArgs.push_back("-vectorize-loops");
- // In addition to the regular loop unrolling transformation, the loop
- // vectorizer can also unroll loops. If no unrolling has specifically been
- // requested, then also prevent the loop vectorizer from unrolling loops.
- if (Args.hasFlag(options::OPT_fno_unroll_loops,
- options::OPT_funroll_loops, false)) {
- CmdArgs.push_back("-backend-option");
- CmdArgs.push_back("-force-vector-unroll=1");
- }
- }
-
// -fslp-vectorize is default.
if (Args.hasFlag(options::OPT_fslp_vectorize,
options::OPT_fno_slp_vectorize, true))
diff --git a/clang/test/Driver/clang_f_opts.c b/clang/test/Driver/clang_f_opts.c
index 5ab89d5c641..0cf4cc910b2 100644
--- a/clang/test/Driver/clang_f_opts.c
+++ b/clang/test/Driver/clang_f_opts.c
@@ -45,7 +45,6 @@
// CHECK-NO-UNROLL-LOOPS: "-fno-unroll-loops"
// RUN: %clang -### -S -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
-// RUN: %clang -### -S -fvectorize -fno-unroll-loops %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE-NO-UNROLL %s
// RUN: %clang -### -S -fno-vectorize -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
// RUN: %clang -### -S -fno-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
// RUN: %clang -### -S -fvectorize -fno-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
@@ -66,8 +65,6 @@
// RUN: %clang -### -S -Oz %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s
// CHECK-VECTORIZE: "-vectorize-loops"
// CHECK-NO-VECTORIZE-NOT: "-vectorize-loops"
-// CHECK-VECTORIZE-NOT: "-backend-option" "-force-vector-unroll=1"
-// CHECK-VECTORIZE-NO-UNROLL: "-backend-option" "-force-vector-unroll=1"
// RUN: %clang -### -S -fslp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
// RUN: %clang -### -S -fno-slp-vectorize -fslp-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE %s
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