[PATCH] D20415: Update Clang for D20147 ("DebugInfo: New metadata representation for global variables.")

Adrian Prantl via cfe-commits cfe-commits at lists.llvm.org
Fri May 20 13:48:34 PDT 2016

aprantl added inline comments.

Comment at: lib/CodeGen/CGDebugInfo.cpp:3477
@@ -3473,1 +3476,3 @@
+    InitExpr =
+        DBuilder.createConstantValueExpression(Init.getInt().getExtValue());
pcc wrote:
> aprantl wrote:
> > Are we regressing floating point constants here?
> It looks like we never really supported floating point constants in the DWARF output. I can only see support for integer constants:
> http://llvm-cs.pcc.me.uk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp#192
Looking at http://llvm-cs.pcc.me.uk/test/DebugInfo/X86/float_const.ll we at least do to some degree :-)


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