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Push OpenMP linker flags after linker input on Darwin. Don't add any

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libraries if -nostdlib is specified. Test.

llvm-svn: 248424
This commit is contained in:
Joerg Sonnenberger
2015-09-23 20:07:56 +00:00
parent 209c424d1e
commit 5c3f9d516d
2 changed files with 29 additions and 2 deletions
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6
clang/lib/Driver/Tools.cpp
View File

@@ -6749,8 +6749,6 @@ void darwin::Linker::ConstructJob(Compilation &C, const JobAction &JA,
Args.AddAllArgs(CmdArgs, options::OPT_L);
addOpenMPRuntime(CmdArgs, getToolChain(), Args);
AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs);
// Build the input file for -filelist (list of linker input files) in case we
// need it later
@@ -6769,6 +6767,10 @@ void darwin::Linker::ConstructJob(Compilation &C, const JobAction &JA,
InputFileList.push_back(II.getFilename());
}
if (!Args.hasArg(options::OPT_nostdlib) &&
!Args.hasArg(options::OPT_nodefaultlibs))
addOpenMPRuntime(CmdArgs, getToolChain(), Args);
if (isObjCRuntimeLinked(Args) && !Args.hasArg(options::OPT_nostdlib) &&
!Args.hasArg(options::OPT_nodefaultlibs)) {
// We use arclite library for both ARC and subscripting support.

25
clang/test/Driver/fopenmp.c
View File

@@ -1,6 +1,9 @@
// RUN: %clang -target x86_64-linux-gnu -fopenmp=libomp -c %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-CC1-OPENMP
// RUN: %clang -target x86_64-linux-gnu -fopenmp=libgomp -c %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-CC1-NO-OPENMP
// RUN: %clang -target x86_64-linux-gnu -fopenmp=libiomp5 -c %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-CC1-OPENMP
// RUN: %clang -target x86_64-apple-darwin -fopenmp=libomp -c %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-CC1-OPENMP
// RUN: %clang -target x86_64-apple-darwin -fopenmp=libgomp -c %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-CC1-NO-OPENMP
// RUN: %clang -target x86_64-apple-darwin -fopenmp=libiomp5 -c %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-CC1-OPENMP
//
// CHECK-CC1-OPENMP: "-cc1"
// CHECK-CC1-OPENMP: "-fopenmp"
@@ -12,6 +15,18 @@
// RUN: %clang -target x86_64-linux-gnu -fopenmp=libgomp %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-LD-GOMP
// RUN: %clang -target x86_64-linux-gnu -fopenmp=libiomp5 %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-LD-IOMP5
//
// RUN: %clang -nostdlib -target x86_64-linux-gnu -fopenmp=libomp %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-OMP
// RUN: %clang -nostdlib -target x86_64-linux-gnu -fopenmp=libgomp %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-GOMP
// RUN: %clang -nostdlib -target x86_64-linux-gnu -fopenmp=libiomp5 %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-IOMP5
//
// RUN: %clang -target x86_64-darwin -fopenmp=libomp %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-LD-OMP
// RUN: %clang -target x86_64-darwin -fopenmp=libgomp %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-LD-GOMP
// RUN: %clang -target x86_64-darwin -fopenmp=libiomp5 %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-LD-IOMP5
//
// RUN: %clang -nostdlib -target x86_64-darwin -fopenmp=libomp %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-OMP
// RUN: %clang -nostdlib -target x86_64-darwin -fopenmp=libgomp %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-GOMP
// RUN: %clang -nostdlib -target x86_64-darwin -fopenmp=libiomp5 %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-IOMP5
//
// CHECK-LD-OMP: "{{.*}}ld{{(.exe)?}}"
// CHECK-LD-OMP: "-lomp"
//
@@ -21,6 +36,15 @@
// CHECK-LD-IOMP5: "{{.*}}ld{{(.exe)?}}"
// CHECK-LD-IOMP5: "-liomp5"
//
// CHECK-NO-OMP: "{{.*}}ld{{(.exe)?}}"
// CHECK-NO-OMP-NOT: "-lomp"
//
// CHECK-NO-GOMP: "{{.*}}ld{{(.exe)?}}"
// CHECK-NO-GOMP-NOT: "-lgomp"
//
// CHECK-NO-IOMP5: "{{.*}}ld{{(.exe)?}}"
// CHECK-NO-IOMP5-NOT: "-liomp5"
//
// We'd like to check that the default is sane, but until we have the ability
// to *always* semantically analyze OpenMP without always generating runtime
// calls (in the event of an unsupported runtime), we don't have a good way to
@@ -28,6 +52,7 @@
// OpenMP runtime.
//
// RUN: %clang -target x86_64-linux-gnu -fopenmp %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-LD-ANY
// RUN: %clang -target x86_64-darwin -fopenmp %s -o %t -### 2>&1 | FileCheck %s --check-prefix=CHECK-LD-ANY
//
// CHECK-LD-ANY: "{{.*}}ld{{(.exe)?}}"
// CHECK-LD-ANY: "-l{{(omp|gomp|iomp5)}}"