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Enhance this to check for a crash, add a case that crashes simplifylibcalls,

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and add a case that has uses.

llvm-svn: 23424
This commit is contained in:
Chris Lattner 2005-09-24 22:16:04 +00:00
parent daed210edd
commit 40908cf792
1 changed files with 6 additions and 2 deletions
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8
test/Regression/Transforms/SimplifyLibCalls/SPrintF.ll
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@ -1,4 +1,5 @@
; Test that the SPrintFOptimizer works correctly
; RUN: llvm-as < %s | opt -simplify-libcalls -disable-output &&
; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis | not grep 'call.*sprintf'
declare int %sprintf(sbyte*,sbyte*,...)
@ -11,7 +12,7 @@ declare int %puts(sbyte*)
implementation ; Functions:
int %main () {
int %foo (sbyte* %p) {
%target = alloca [1024 x sbyte]
%target_p = getelementptr [1024 x sbyte]* %target, int 0, int 0
%hello_p = getelementptr [6 x sbyte]* %hello, int 0, int 0
@ -24,9 +25,12 @@ int %main () {
%r2 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %null_p)
%r3 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %nh_p)
%r4 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %fmt1_p, sbyte* %hello_p)
%r4.1 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %fmt1_p, sbyte* %p)
%r5 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %fmt2_p, int 82)
%r6 = add int %r1, %r2
%r7 = add int %r3, %r6
%r8 = add int %r5, %r7
ret int %r8
%r9 = add int %r8, %r4
%r10 = add int %r9, %r4.1
ret int %r10
}