|  | ; RUN: not %clang_cc1 -triple r600-unknown-unknown -S -o - %s 2>&1 | FileCheck %s | 
|  | ; REQUIRES: amdgpu-registered-target | 
|  |  | 
|  | ; This is to check that backend errors for unsupported features are formatted correctly | 
|  |  | 
|  | ; CHECK: error: test.c:2:20: in function bar i32 (): unsupported call to function foo | 
|  |  | 
|  | target triple = "r600-unknown-unknown" | 
|  |  | 
|  | ; Function Attrs: nounwind uwtable | 
|  | define i32 @bar() #0 !dbg !4 { | 
|  | entry: | 
|  | %call = call i32 @foo(), !dbg !12 | 
|  | ret i32 %call, !dbg !13 | 
|  | } | 
|  |  | 
|  | ; Function Attrs: nounwind uwtable | 
|  | define i32 @foo() #0 !dbg !8 { | 
|  | entry: | 
|  | %call = call i32 @bar(), !dbg !14 | 
|  | ret i32 %call, !dbg !15 | 
|  | } | 
|  |  | 
|  | attributes #0 = { nounwind noinline "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } | 
|  |  | 
|  | !llvm.dbg.cu = !{!0} | 
|  | !llvm.module.flags = !{!9, !10} | 
|  | !llvm.ident = !{!11} | 
|  |  | 
|  | !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0", isOptimized: false, runtimeVersion: 0, emissionKind: 1, enums: !2) | 
|  | !1 = !DIFile(filename: "test.c", directory: "") | 
|  | !2 = !{} | 
|  | !4 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 2, type: !5, isLocal: false, isDefinition: true, scopeLine: 2, isOptimized: false, unit: !0, retainedNodes: !2) | 
|  | !5 = !DISubroutineType(types: !6) | 
|  | !6 = !{!7} | 
|  | !7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) | 
|  | !8 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 3, type: !5, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2) | 
|  | !9 = !{i32 2, !"Dwarf Version", i32 4} | 
|  | !10 = !{i32 2, !"Debug Info Version", i32 3} | 
|  | !11 = !{!"clang version 3.9.0"} | 
|  | !12 = !DILocation(line: 2, column: 20, scope: !4) | 
|  | !13 = !DILocation(line: 2, column: 13, scope: !4) | 
|  | !14 = !DILocation(line: 3, column: 20, scope: !8) | 
|  | !15 = !DILocation(line: 3, column: 13, scope: !8) |