diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr96671-1.c b/gcc/testsuite/gcc.dg/tree-ssa/pr96671-1.c new file mode 100644 index 0000000000000000000000000000000000000000..42c5b27b53fa03835bc86d9f1a27cf445046b5bb --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr96671-1.c @@ -0,0 +1,51 @@ +/* PR tree-optimization/96671 */ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ +/* { dg-final { scan-tree-dump-times " \\^ " 6 "optimized" } } */ +/* { dg-final { scan-tree-dump-times " ~" 6 "optimized" } } */ +/* { dg-final { scan-tree-dump-times " & " 6 "optimized" } } */ + +int +foo (int a, int b, int c) +{ + return (a ^ b) & ((b ^ c) ^ a); +} + +int +bar (int a, int b, int c) +{ + return (a ^ b) & ((b ^ a) ^ c); +} + +int +baz (int a, int b, int c) +{ + return (a ^ b) & ((a ^ c) ^ b); +} + +int +qux (int a, int b, int c) +{ + int d = a ^ b; + int e = b ^ c; + int f = e ^ a; + return d & f; +} + +int +corge (int a, int b, int c) +{ + int d = a ^ b; + int e = b ^ a; + int f = c ^ e; + return d & f; +} + +int +garply (int a, int b, int c) +{ + int d = a ^ b; + int e = a ^ c; + int f = b ^ e; + return d & f; +} diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr96671-2.c b/gcc/testsuite/gcc.dg/tree-ssa/pr96671-2.c new file mode 100644 index 0000000000000000000000000000000000000000..185fd1149e2f9da555d28b57a836f2012fa1a24b --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr96671-2.c @@ -0,0 +1,51 @@ +/* PR tree-optimization/96671 */ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ +/* { dg-final { scan-tree-dump-times " \\^ " 6 "optimized" } } */ +/* { dg-final { scan-tree-dump-not " ~" "optimized" } } */ +/* { dg-final { scan-tree-dump-times " \\| " 6 "optimized" } } */ + +int +foo (int a, int b, int c) +{ + return (a ^ b) | ((b ^ c) ^ a); +} + +int +bar (int a, int b, int c) +{ + return (a ^ b) | ((b ^ a) ^ c); +} + +int +baz (int a, int b, int c) +{ + return (a ^ b) | ((a ^ c) ^ b); +} + +int +qux (int a, int b, int c) +{ + int d = a ^ b; + int e = b ^ c; + int f = e ^ a; + return d | f; +} + +int +corge (int a, int b, int c) +{ + int d = a ^ b; + int e = b ^ a; + int f = c ^ e; + return d | f; +} + +int +garply (int a, int b, int c) +{ + int d = a ^ b; + int e = a ^ c; + int f = b ^ e; + return d | f; +}