; RUN: llc -mtriple=x86_64-w64-windows-gnu < %s | FileCheck %s --check-prefix=GNU ; RUN: llc -mtriple=x86_64-w64-windows-gnu < %s -filetype=obj | llvm-objdump - --headers | FileCheck %s --check-prefix=GNUOBJ ; When doing GCC style comdats for MinGW, the .xdata sections don't have a normal comdat ; symbol attached, which requires a bit of adjustments for the assembler output. ; Generated with this C++ source: ; int bar(int); ; __declspec(selectany) int gv = 42; ; inline int foo(int x) { try { return bar(x) + gv; } catch (...) { return 0; } } ; int main() { return foo(1); } $_Z3fooi = comdat any $gv = comdat any @gv = weak_odr dso_local global i32 42, comdat, align 4 ; Function Attrs: norecurse uwtable define dso_local i32 @main() #0 { entry: %call = tail call i32 @_Z3fooi(i32 1) ret i32 %call } ; GNU: main: ; Function Attrs: inlinehint uwtable define linkonce_odr dso_local i32 @_Z3fooi(i32 %x) #1 comdat personality ptr @__gxx_personality_seh0 { entry: %call = invoke i32 @_Z3bari(i32 %x) to label %invoke.cont unwind label %lpad invoke.cont: ; preds = %entry %0 = load i32, ptr @gv, align 4 %add = add nsw i32 %0, %call br label %return lpad: ; preds = %entry %1 = landingpad { ptr, i32 } catch ptr null %2 = extractvalue { ptr, i32 } %1, 0 %3 = tail call ptr @__cxa_begin_catch(ptr %2) #3 tail call void @__cxa_end_catch() br label %return return: ; preds = %lpad, %invoke.cont %retval.0 = phi i32 [ %add, %invoke.cont ], [ 0, %lpad ] ret i32 %retval.0 } ; The .xdata section below doesn't have the usual comdat symbol attached, which requires ; a different syntax for the assembly output. ; GNU: .section .text$_Z3fooi,"xr",discard,_Z3fooi ; GNU: _Z3fooi: ; GNU: .section .xdata$_Z3fooi,"dr" ; GNU: .linkonce discard ; GNU: GCC_except_table1: ; GNU: .section .data$gv,"dw",discard,gv ; GNU: gv: ; GNU: .long 42 ; Make sure the assembler puts the .xdata and .pdata in sections with the right ; names. ; GNUOBJ: .text$_Z3fooi ; GNUOBJ: .xdata$_Z3fooi ; GNUOBJ: .data$gv ; GNUOBJ: .pdata$_Z3fooi declare dso_local i32 @_Z3bari(i32) declare dso_local i32 @__gxx_personality_seh0(...) declare dso_local ptr @__cxa_begin_catch(ptr) local_unnamed_addr declare dso_local void @__cxa_end_catch() local_unnamed_addr attributes #0 = { norecurse uwtable } attributes #1 = { inlinehint uwtable } attributes #3 = { nounwind }