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[Driver] Generate .eh_frame_hdr for static executables too. 

Summary: libgcc won't unwind without an .eh_frame_hdr section.

Reviewers: srhines, chandlerc

Reviewed By: chandlerc

Subscribers: chandlerc, cfe-commits

Differential Revision: https://reviews.llvm.org/D43203

llvm-svn: 325733
This commit is contained in:
Dan Albert 2018-02-21 22:36:51 +00:00
parent 3b17b84b9c
commit e12561dd1a
2 changed files with 2 additions and 4 deletions
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4
clang/lib/Driver/ToolChains/Gnu.cpp
View File

@ -378,9 +378,7 @@ void tools::gnutools::Linker::ConstructJob(Compilation &C, const JobAction &JA,
for (const auto &Opt : ToolChain.ExtraOpts)
CmdArgs.push_back(Opt.c_str());
if (!Args.hasArg(options::OPT_static)) {
CmdArgs.push_back("--eh-frame-hdr");
}
CmdArgs.push_back("--eh-frame-hdr");
if (const char *LDMOption = getLDMOption(ToolChain.getTriple(), Args)) {
CmdArgs.push_back("-m");

2
clang/test/Driver/linux-ld.c
View File

@ -156,7 +156,7 @@
// RUN: | FileCheck --check-prefix=CHECK-LD-64-STATIC %s
// CHECK-LD-64-STATIC-NOT: warning:
// CHECK-LD-64-STATIC: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
// CHECK-LD-64-STATIC-NOT: "--eh-frame-hdr"
// CHECK-LD-64-STATIC: "--eh-frame-hdr"
// CHECK-LD-64-STATIC: "-m" "elf_x86_64"
// CHECK-LD-64-STATIC-NOT: "-dynamic-linker"
// CHECK-LD-64-STATIC: "-static"