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[Driver][Ananas] -r: imply -nostdlib like GCC 

Similar to D116843 for Gnu.cpp

Reviewed By: zhmu, MaskRay

Differential Revision: https://reviews.llvm.org/D124729
This commit is contained in:
Brad Smith 2022-05-02 00:26:41 -04:00
parent 6cfcfbdc95
commit a132e527f2
2 changed files with 16 additions and 5 deletions
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14
clang/lib/Driver/ToolChains/Ananas.cpp
View File

@ -85,7 +85,8 @@ void ananas::Linker::ConstructJob(Compilation &C, const JobAction &JA,
assert(Output.isNothing() && "Invalid output.");
}
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles,
options::OPT_r)) {
if (!Args.hasArg(options::OPT_shared)) {
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crt0.o")));
}
@ -111,12 +112,15 @@ void ananas::Linker::ConstructJob(Compilation &C, const JobAction &JA,
AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs, JA);
if (ToolChain.ShouldLinkCXXStdlib(Args))
ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs);
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs))
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs,
options::OPT_r)) {
if (ToolChain.ShouldLinkCXXStdlib(Args))
ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs);
CmdArgs.push_back("-lc");
}
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles,
options::OPT_r)) {
if (Args.hasArg(options::OPT_shared) || Args.hasArg(options::OPT_pie))
CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtendS.o")));
else

7
clang/test/Driver/ananas.c
View File

@ -15,3 +15,10 @@
// CHECK-SHARED: crtbeginS.o
// CHECK-SHARED: crtendS.o
// CHECK-SHARED: crtn.o
// -r suppresses default -l and crt*.o like -nostdlib.
// RUN: %clang %s -### -o %t.o --target=x86_64-unknown-ananas -r 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-RELOCATABLE
// CHECK-RELOCATABLE: "-r"
// CHECK-RELOCATABLE-NOT: "-l
// CHECK-RELOCATABLE-NOT: {{.*}}crt{{[^.]+}}.o