[PATCH] D102873: [clang] [MinGW] Fix gcc version detection/picking

Martin Storsjö via Phabricator via cfe-commits Thu, 20 May 2021 14:01:52 -0700

mstorsjo updated this revision to Diff 346850.
mstorsjo added a comment.

Update another affected testcase.



Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D102873/new/

https://reviews.llvm.org/D102873

Files:
  clang/lib/Driver/ToolChains/MinGW.cpp
  
clang/test/Driver/Inputs/mingw_ubuntu_posix_tree/usr/lib/gcc/x86_64-w64-mingw32/10.2-posix/include-fixed/.keep
  
clang/test/Driver/Inputs/mingw_ubuntu_posix_tree/usr/lib/gcc/x86_64-w64-mingw32/10.2-posix/include/c++/backward/.keep
  
clang/test/Driver/Inputs/mingw_ubuntu_posix_tree/usr/lib/gcc/x86_64-w64-mingw32/10.2-posix/include/c++/x86_64-w64-mingw32/.keep
  clang/test/Driver/mingw-sysroot.cpp
  clang/test/Driver/mingw.cpp


Index: clang/test/Driver/mingw.cpp
===================================================================
--- clang/test/Driver/mingw.cpp
+++ clang/test/Driver/mingw.cpp
@@ -52,9 +52,9 @@
 
 
 // RUN: %clang -target x86_64-pc-windows-gnu -rtlib=platform -stdlib=libstdc++ 
-c -### --sysroot=%S/Inputs/mingw_ubuntu_posix_tree/usr %s 2>&1 | FileCheck 
-check-prefix=CHECK_MINGW_UBUNTU_POSIX_TREE %s
-// CHECK_MINGW_UBUNTU_POSIX_TREE: 
"{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++"
-// CHECK_MINGW_UBUNTU_POSIX_TREE: 
"{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}x86_64-w64-mingw32"
-// CHECK_MINGW_UBUNTU_POSIX_TREE: 
"{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}backward"
+// CHECK_MINGW_UBUNTU_POSIX_TREE: 
"{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++"
+// CHECK_MINGW_UBUNTU_POSIX_TREE: 
"{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}x86_64-w64-mingw32"
+// CHECK_MINGW_UBUNTU_POSIX_TREE: 
"{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}backward"
 // CHECK_MINGW_UBUNTU_POSIX_TREE: 
"{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}include"
 
 // RUN: %clang -target i686-windows-gnu -E -### %s 2>&1 | FileCheck 
-check-prefix=CHECK_MINGW_NO_UNICODE %s
Index: clang/test/Driver/mingw-sysroot.cpp
===================================================================
--- clang/test/Driver/mingw-sysroot.cpp
+++ clang/test/Driver/mingw-sysroot.cpp
@@ -18,9 +18,9 @@
 // sysroot:
 
 // RUN: env "PATH=%T/testroot-gcc/bin:%PATH%" %clang -target 
x86_64-w64-mingw32 -rtlib=platform -stdlib=libstdc++ --sysroot="" -c -### %s 
2>&1 | FileCheck -check-prefix=CHECK_TESTROOT_GCC %s
-// CHECK_TESTROOT_GCC: 
"{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++"
-// CHECK_TESTROOT_GCC: 
"{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}x86_64-w64-mingw32"
-// CHECK_TESTROOT_GCC: 
"{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}backward"
+// CHECK_TESTROOT_GCC: 
"{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++"
+// CHECK_TESTROOT_GCC: 
"{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}x86_64-w64-mingw32"
+// CHECK_TESTROOT_GCC: 
"{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}backward"
 // CHECK_TESTROOT_GCC: 
"{{.*}}/testroot-gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}include"
 
 
Index: clang/lib/Driver/ToolChains/MinGW.cpp
===================================================================
--- clang/lib/Driver/ToolChains/MinGW.cpp
+++ clang/lib/Driver/ToolChains/MinGW.cpp
@@ -338,6 +338,7 @@
       continue;
     if (CandidateVersion <= Version)
       continue;
+    Version = CandidateVersion;
     Ver = std::string(VersionText);
     GccLibDir = LI->path();
   }

Index: clang/test/Driver/mingw.cpp
===================================================================
--- clang/test/Driver/mingw.cpp
+++ clang/test/Driver/mingw.cpp
@@ -52,9 +52,9 @@
 
 
 // RUN: %clang -target x86_64-pc-windows-gnu -rtlib=platform -stdlib=libstdc++ -c -### --sysroot=%S/Inputs/mingw_ubuntu_posix_tree/usr %s 2>&1 | FileCheck -check-prefix=CHECK_MINGW_UBUNTU_POSIX_TREE %s
-// CHECK_MINGW_UBUNTU_POSIX_TREE: "{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++"
-// CHECK_MINGW_UBUNTU_POSIX_TREE: "{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}x86_64-w64-mingw32"
-// CHECK_MINGW_UBUNTU_POSIX_TREE: "{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}backward"
+// CHECK_MINGW_UBUNTU_POSIX_TREE: "{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++"
+// CHECK_MINGW_UBUNTU_POSIX_TREE: "{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}x86_64-w64-mingw32"
+// CHECK_MINGW_UBUNTU_POSIX_TREE: "{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}backward"
 // CHECK_MINGW_UBUNTU_POSIX_TREE: "{{.*}}/Inputs/mingw_ubuntu_posix_tree/usr{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}include"
 
 // RUN: %clang -target i686-windows-gnu -E -### %s 2>&1 | FileCheck -check-prefix=CHECK_MINGW_NO_UNICODE %s
Index: clang/test/Driver/mingw-sysroot.cpp
===================================================================
--- clang/test/Driver/mingw-sysroot.cpp
+++ clang/test/Driver/mingw-sysroot.cpp
@@ -18,9 +18,9 @@
 // sysroot:
 
 // RUN: env "PATH=%T/testroot-gcc/bin:%PATH%" %clang -target x86_64-w64-mingw32 -rtlib=platform -stdlib=libstdc++ --sysroot="" -c -### %s 2>&1 | FileCheck -check-prefix=CHECK_TESTROOT_GCC %s
-// CHECK_TESTROOT_GCC: "{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++"
-// CHECK_TESTROOT_GCC: "{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}x86_64-w64-mingw32"
-// CHECK_TESTROOT_GCC: "{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}5.3-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}backward"
+// CHECK_TESTROOT_GCC: "{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++"
+// CHECK_TESTROOT_GCC: "{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}x86_64-w64-mingw32"
+// CHECK_TESTROOT_GCC: "{{.*}}/testroot-gcc{{/|\\\\}}lib{{/|\\\\}}gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}10.2-posix{{/|\\\\}}include{{/|\\\\}}c++{{/|\\\\}}backward"
 // CHECK_TESTROOT_GCC: "{{.*}}/testroot-gcc{{/|\\\\}}x86_64-w64-mingw32{{/|\\\\}}include"
 
 
Index: clang/lib/Driver/ToolChains/MinGW.cpp
===================================================================
--- clang/lib/Driver/ToolChains/MinGW.cpp
+++ clang/lib/Driver/ToolChains/MinGW.cpp
@@ -338,6 +338,7 @@
       continue;
     if (CandidateVersion <= Version)
       continue;
+    Version = CandidateVersion;
     Ver = std::string(VersionText);
     GccLibDir = LI->path();
   }

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[PATCH] D102873: [clang] [MinGW] Fix gcc version detection/picking

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