New testcase crashing the instruction combiner

[oota-llvm.git] / test / Transforms / InstCombine / set.ll

diff --git a/test/Transforms/InstCombine/set.ll b/test/Transforms/InstCombine/set.ll
index 03c7e790db40a22a6194a24c9ad8258729d7b188..762ca6c00965a2832ab9e2ee1b000af789ca9521 100644 (file)
--- a/test/Transforms/InstCombine/set.ll
+++ b/test/Transforms/InstCombine/set.ll
@@ -1,43 +1,89 @@
 ; This test makes sure that these instructions are properly eliminated.
 ;
 
-; RUN: if as < %s | opt -instcombine | dis | grep set
-; RUN: then exit 1
-; RUN: else exit 0
-; RUN: fi
+; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep set
 
 %X = uninitialized global int
 
-bool "test1"(int %A) {
+bool %test1(int %A) {
        %B = seteq int %A, %A
        %C = seteq int* %X, null   ; Never true
        %D = and bool %B, %C
        ret bool %D
 }
 
-bool "test2"(int %A) {
+bool %test2(int %A) {
        %B = setne int %A, %A
        %C = setne int* %X, null   ; Never false
        %D = or bool %B, %C
        ret bool %D
 }
 
-bool "test3"(int %A) {
+bool %test3(int %A) {
        %B = setlt int %A, %A
        ret bool %B
 }
 
-bool "test4"(int %A) {
+bool %test4(int %A) {
        %B = setgt int %A, %A
        ret bool %B
 }
 
-bool "test5"(int %A) {
+bool %test5(int %A) {
        %B = setle int %A, %A
        ret bool %B
 }
 
-bool "test6"(int %A) {
+bool %test6(int %A) {
        %B = setge int %A, %A
        ret bool %B
 }
+
+bool %test7(uint %A) {
+       %B = setge uint %A, 0  ; true
+       ret bool %B
+}
+
+bool %test8(uint %A) {
+       %B = setlt uint %A, 0  ; false
+       ret bool %B
+}
+
+;; test operations on boolean values these should all be eliminated$a
+bool %test9(bool %A) {
+       %B = setlt bool %A, false ; false
+       ret bool %B
+}
+bool %test10(bool %A) {
+       %B = setgt bool %A, true  ; false
+       ret bool %B
+}
+bool %test11(bool %A) {
+       %B = setle bool %A, true ; true
+       ret bool %B
+}
+bool %test12(bool %A) {
+       %B = setge bool %A, false  ; true
+       ret bool %B
+}
+bool %test13(bool %A, bool %B) {
+       %C = setge bool %A, %B       ; A | ~B
+       ret bool %C
+}
+bool %test14(bool %A, bool %B) {
+       %C = seteq bool %A, %B  ; ~(A ^ B)
+       ret bool %C
+}
+
+bool %test16(uint %A) {
+       %B = and uint %A, 5
+       %C = seteq uint %B, 8    ; Is never true
+       ret bool %C
+}
+
+bool %test17(ubyte %A) {
+       %B = or ubyte %A, 1
+       %C = seteq ubyte %B, 2   ; Always false
+       ret bool %C
+}
+