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llvm-mirror/test/Transforms/InstCombine/2007-10-31-StringCrash.ll
David Blaikie ab043ff680 [opaque pointer type] Add textual IR support for explicit type parameter to load instruction
Essentially the same as the GEP change in r230786.

A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)

import fileinput
import sys
import re

pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")

for line in sys.stdin:
  sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))

Reviewers: rafael, dexonsmith, grosser

Differential Revision: http://reviews.llvm.org/D7649

llvm-svn: 230794
2015-02-27 21:17:42 +00:00

22 lines
766 B
LLVM

; RUN: opt < %s -instcombine -disable-output
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-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i686-apple-darwin8"
declare void @__darwin_gcc3_preregister_frame_info()
define void @_start(i32 %argc, i8** %argv, i8** %envp) {
entry:
%tmp1 = bitcast void ()* @__darwin_gcc3_preregister_frame_info to i32* ; <i32*> [#uses=1]
%tmp2 = load i32, i32* %tmp1, align 4 ; <i32> [#uses=1]
%tmp3 = icmp ne i32 %tmp2, 0 ; <i1> [#uses=1]
%tmp34 = zext i1 %tmp3 to i8 ; <i8> [#uses=1]
%toBool = icmp ne i8 %tmp34, 0 ; <i1> [#uses=1]
br i1 %toBool, label %cond_true, label %return
cond_true: ; preds = %entry
ret void
return: ; preds = %entry
ret void
}