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comparison test/Transforms/InstCombine/compare-unescaped.ll @ 121:803732b1fca8

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LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents 1172e4bd9c6f
children
comparison
equal deleted inserted replaced
120:1172e4bd9c6f 121:803732b1fca8
142 142
143 chk2: 143 chk2:
144 ret i8* %n 144 ret i8* %n
145 ; CHECK-LABEL: compare_ret_escape 145 ; CHECK-LABEL: compare_ret_escape
146 ; CHECK: %cmp = icmp eq i8* %n, %c 146 ; CHECK: %cmp = icmp eq i8* %n, %c
147 ; CHECK: %cmp2 = icmp eq i32* %bc, %lgp 147 ; CHECK: %cmp2 = icmp eq i32* %lgp, %bc
148 } 148 }
149 149
150 ; The malloc call for %m cannot be elided since it is used in the call to function f. 150 ; The malloc call for %m cannot be elided since it is used in the call to function f.
151 ; However, the cmp can be folded to true as %n doesnt escape and %m, %n are distinct allocations 151 ; However, the cmp can be folded to true as %n doesnt escape and %m, %n are distinct allocations
152 define i1 @compare_distinct_pointer_escape() { 152 define i1 @compare_distinct_pointer_escape() {