r366202 - [Driver] Don't pass --dynamic-linker to ld on Solaris

Rainer Orth via cfe-commits cfe-commits at lists.llvm.org
Tue Jul 16 04:06:43 PDT 2019


Author: ro
Date: Tue Jul 16 04:06:43 2019
New Revision: 366202

URL: http://llvm.org/viewvc/llvm-project?rev=366202&view=rev
Log:
[Driver] Don't pass --dynamic-linker to ld on Solaris

I noticed that clang currently passes --dynamic-linker to ld.  This has been the case
since Solaris 11 support was added initially back in 2012 by David Chisnall (r150580).
I couldn't find any patch submission, let alone a justification, for this, and it seems
completely useless: --dynamic-linker is a gld compatibility form of the option, the
native option being -I.  First of all, however, the dynamic linker passed is simply the
default, so there's no reason at all to specify it in the first place.

This patch removes passing the option and adjusts the affected testcase accordingly.

Tested on x86_64-pc-solaris2.11 and sparcv9-sun-solaris2.11.

Differential Revision: https://reviews.llvm.org/D64493

Removed:
    cfe/trunk/test/Driver/Inputs/solaris_sparc_tree/usr/lib/ld.so.1
    cfe/trunk/test/Driver/Inputs/solaris_sparc_tree/usr/lib/sparcv9/ld.so.1
    cfe/trunk/test/Driver/Inputs/solaris_x86_tree/usr/lib/amd64/ld.so.1
    cfe/trunk/test/Driver/Inputs/solaris_x86_tree/usr/lib/ld.so.1
Modified:
    cfe/trunk/lib/Driver/ToolChains/Solaris.cpp
    cfe/trunk/test/Driver/solaris-ld.c

Modified: cfe/trunk/lib/Driver/ToolChains/Solaris.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains/Solaris.cpp?rev=366202&r1=366201&r2=366202&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains/Solaris.cpp (original)
+++ cfe/trunk/lib/Driver/ToolChains/Solaris.cpp Tue Jul 16 04:06:43 2019
@@ -65,10 +65,6 @@ void solaris::Linker::ConstructJob(Compi
     CmdArgs.push_back("-Bdynamic");
     if (Args.hasArg(options::OPT_shared)) {
       CmdArgs.push_back("-shared");
-    } else {
-      CmdArgs.push_back("--dynamic-linker");
-      CmdArgs.push_back(
-          Args.MakeArgString(getToolChain().GetFilePath("ld.so.1")));
     }
 
     // libpthread has been folded into libc since Solaris 10, no need to do

Removed: cfe/trunk/test/Driver/Inputs/solaris_sparc_tree/usr/lib/ld.so.1
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/Inputs/solaris_sparc_tree/usr/lib/ld.so.1?rev=366201&view=auto
==============================================================================
    (empty)

Removed: cfe/trunk/test/Driver/Inputs/solaris_sparc_tree/usr/lib/sparcv9/ld.so.1
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/Inputs/solaris_sparc_tree/usr/lib/sparcv9/ld.so.1?rev=366201&view=auto
==============================================================================
    (empty)

Removed: cfe/trunk/test/Driver/Inputs/solaris_x86_tree/usr/lib/amd64/ld.so.1
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/Inputs/solaris_x86_tree/usr/lib/amd64/ld.so.1?rev=366201&view=auto
==============================================================================
    (empty)

Removed: cfe/trunk/test/Driver/Inputs/solaris_x86_tree/usr/lib/ld.so.1
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/Inputs/solaris_x86_tree/usr/lib/ld.so.1?rev=366201&view=auto
==============================================================================
    (empty)

Modified: cfe/trunk/test/Driver/solaris-ld.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/solaris-ld.c?rev=366202&r1=366201&r2=366202&view=diff
==============================================================================
--- cfe/trunk/test/Driver/solaris-ld.c (original)
+++ cfe/trunk/test/Driver/solaris-ld.c Tue Jul 16 04:06:43 2019
@@ -11,7 +11,6 @@
 // CHECK-LD-SPARC32: {{.*}}clang{{(.exe)?}}" "-cc1" "-triple" "sparc-sun-solaris2.11"
 // CHECK-LD-SPARC32-SAME: "-isysroot" "[[SYSROOT:[^"]+]]"
 // CHECK-LD-SPARC32: "{{.*}}ld{{(.exe)?}}"
-// CHECK-LD-SPARC32-SAME: "--dynamic-linker" "[[SYSROOT]]/usr/lib{{/|\\\\}}ld.so.1"
 // CHECK-LD-SPARC32-SAME: "[[SYSROOT]]/usr/gcc/4.8/lib/gcc/sparc-sun-solaris2.11/4.8.2{{/|\\\\}}crt1.o"
 // CHECK-LD-SPARC32-SAME: "[[SYSROOT]]/usr/lib{{/|\\\\}}crti.o"
 // CHECK-LD-SPARC32-SAME: "[[SYSROOT]]/usr/gcc/4.8/lib/gcc/sparc-sun-solaris2.11/4.8.2{{/|\\\\}}crtbegin.o"
@@ -35,7 +34,6 @@
 // CHECK-LD-SPARC64: {{.*}}clang{{(.exe)?}}" "-cc1" "-triple" "sparcv9-sun-solaris2.11"
 // CHECK-LD-SPARC64-SAME: "-isysroot" "[[SYSROOT:[^"]+]]"
 // CHECK-LD-SPARC64: "{{.*}}ld{{(.exe)?}}"
-// CHECK-LD-SPARC64-SAME: "--dynamic-linker" "[[SYSROOT]]/usr/lib/sparcv9{{/|\\\\}}ld.so.1"
 // CHECK-LD-SPARC64-SAME: "[[SYSROOT]]/usr/gcc/4.8/lib/gcc/sparc-sun-solaris2.11/4.8.2/sparcv9{{/|\\\\}}crt1.o"
 // CHECK-LD-SPARC64-SAME: "[[SYSROOT]]/usr/lib/sparcv9{{/|\\\\}}crti.o"
 // CHECK-LD-SPARC64-SAME: "[[SYSROOT]]/usr/gcc/4.8/lib/gcc/sparc-sun-solaris2.11/4.8.2/sparcv9{{/|\\\\}}crtbegin.o"
@@ -59,7 +57,6 @@
 // CHECK-LD-X32: {{.*}}clang{{(.exe)?}}" "-cc1" "-triple" "i386-pc-solaris2.11"
 // CHECK-LD-X32-SAME: "-isysroot" "[[SYSROOT:[^"]+]]"
 // CHECK-LD-X32: "{{.*}}ld{{(.exe)?}}"
-// CHECK-LD-X32-SAME: "--dynamic-linker" "[[SYSROOT]]/usr/lib{{/|\\\\}}ld.so.1"
 // CHECK-LD-X32-SAME: "[[SYSROOT]]/usr/lib{{/|\\\\}}crt1.o"
 // CHECK-LD-X32-SAME: "[[SYSROOT]]/usr/lib{{/|\\\\}}crti.o"
 // CHECK-LD-X32-SAME: "[[SYSROOT]]/usr/gcc/4.9/lib/gcc/i386-pc-solaris2.11/4.9.4{{/|\\\\}}crtbegin.o"
@@ -83,7 +80,6 @@
 // CHECK-LD-X64: {{.*}}clang{{(.exe)?}}" "-cc1" "-triple" "x86_64-pc-solaris2.11"
 // CHECK-LD-X64-SAME: "-isysroot" "[[SYSROOT:[^"]+]]"
 // CHECK-LD-X64: "{{.*}}ld{{(.exe)?}}"
-// CHECK-LD-X64-SAME: "--dynamic-linker" "[[SYSROOT]]/usr/lib/amd64{{/|\\\\}}ld.so.1"
 // CHECK-LD-X64-SAME: "[[SYSROOT]]/usr/lib/amd64{{/|\\\\}}crt1.o"
 // CHECK-LD-X64-SAME: "[[SYSROOT]]/usr/lib/amd64{{/|\\\\}}crti.o"
 // CHECK-LD-X64-SAME: "[[SYSROOT]]/usr/gcc/4.9/lib/gcc/i386-pc-solaris2.11/4.9.4/amd64{{/|\\\\}}crtbegin.o"




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