[llvm] fd98ecc - [gn build] [win] produce symbolized stack frames in release builds too

[Nico Weber via llvm-commits]

Author: Nico Weber
Date: 2020-01-22T12:36:38-05:00
New Revision: fd98eccf984f203e39452da238a142f83f61d368

URL: https://github.com/llvm/llvm-project/commit/fd98eccf984f203e39452da238a142f83f61d368
DIFF: https://github.com/llvm/llvm-project/commit/fd98eccf984f203e39452da238a142f83f61d368.diff

LOG: [gn build] [win] produce symbolized stack frames in release builds too

Added: 
    

Modified: 
    llvm/utils/gn/build/BUILD.gn

Removed: 
    


################################################################################
diff  --git a/llvm/utils/gn/build/BUILD.gn b/llvm/utils/gn/build/BUILD.gn
index b06ef9ad83e3..adb38ec63a4b 100644
--- a/llvm/utils/gn/build/BUILD.gn
+++ b/llvm/utils/gn/build/BUILD.gn
@@ -55,8 +55,13 @@ config("compiler_defaults") {
         "/Zi",
         "/FS",
       ]
-      ldflags += [ "/DEBUG" ]
     }
+
+    # Always ask the linker for a pdb. If the .obj files don't contain debug
+    # info, this will produce enough for function names in backtraces, and
+    # it doesn't slow down linking much.
+    ldflags += [ "/DEBUG" ]
+
     if (is_optimized) {
       cflags += [
         "/O2",