From 3d2c1315929ada6445e508df21cbfe4faaafca4e Mon Sep 17 00:00:00 2001 From: Anton Korobeynikov Date: Fri, 31 Oct 2008 20:10:49 +0000 Subject: [PATCH] Testcase for PR2613 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58537 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/DebugInfo/deaddebuglabel.ll | 61 ++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 test/DebugInfo/deaddebuglabel.ll diff --git a/test/DebugInfo/deaddebuglabel.ll b/test/DebugInfo/deaddebuglabel.ll new file mode 100644 index 00000000000..d183b8a6f26 --- /dev/null +++ b/test/DebugInfo/deaddebuglabel.ll @@ -0,0 +1,61 @@ +; PR2614 +; RUN: llvm-as < %s | llc | grep "label" | count 8 + +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-f80:32:32-v64:64:64-v128:128:128-a0:0:64" +target triple = "i686-pc-linux-gnu" + %llvm.dbg.anchor.type = type { i32, i32 } + %llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32 } + %llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8* } + %llvm.dbg.compositetype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }*, { }* } + %llvm.dbg.derivedtype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }* } + %llvm.dbg.global_variable.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1, { }* } + %llvm.dbg.subprogram.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1 } + %llvm.dbg.variable.type = type { i32, { }*, i8*, { }*, i32, { }* } +@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1] +@llvm.dbg.global_variables = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 52 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=0] +@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1] +@.str = internal constant [17 x i8] c"deaddebuglabel.d\00", section "llvm.metadata" ; <[17 x i8]*> [#uses=1] +@.str1 = internal constant [50 x i8] c"/home/kamm/eigenes/projekte/llvmdc/llvmdc/mytests\00", section "llvm.metadata" ; <[50 x i8]*> [#uses=1] +@.str2 = internal constant [48 x i8] c"LLVMDC (http://www.dsource.org/projects/llvmdc)\00", section "llvm.metadata" ; <[48 x i8]*> [#uses=1] +@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { + i32 393233, + { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), + i32 2, + i8* getelementptr ([17 x i8]* @.str, i32 0, i32 0), + i8* getelementptr ([50 x i8]* @.str1, i32 0, i32 0), + i8* getelementptr ([48 x i8]* @.str2, i32 0, i32 0) }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1] +@.str5 = internal constant [20 x i8] c"deaddebuglabel.main\00", section "llvm.metadata" ; <[20 x i8]*> [#uses=1] +@.str6 = internal constant [5 x i8] c"main\00", section "llvm.metadata" ; <[5 x i8]*> [#uses=1] +@llvm.dbg.subprogram7 = internal constant %llvm.dbg.subprogram.type { + i32 393262, + { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), + { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), + i8* getelementptr ([20 x i8]* @.str5, i32 0, i32 0), + i8* getelementptr ([20 x i8]* @.str5, i32 0, i32 0), + i8* getelementptr ([5 x i8]* @.str6, i32 0, i32 0), + { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), + i32 3, + { }* null, + i1 false, + i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1] + +declare void @llvm.dbg.func.start({ }*) nounwind + +declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind + +declare void @llvm.dbg.region.end({ }*) nounwind + +define fastcc i32 @main() { +entry.main: + call void @llvm.dbg.func.start( { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram7 to { }*) ) + br i1 true, label %reachable, label %unreachable + +reachable: ; preds = %entry.main + call void @llvm.dbg.region.end( { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram7 to { }*) ) + ret i32 1 + +unreachable: ; preds = %entry.main + call void @llvm.dbg.stoppoint( i32 7, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*) ) + call void @llvm.dbg.region.end( { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram7 to { }*) ) + ret i32 0 +}