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authorBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
committerBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/g++.dg/opt/const3.C
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/opt/const3.C')
-rw-r--r--gcc-4.9/gcc/testsuite/g++.dg/opt/const3.C44
1 files changed, 44 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/opt/const3.C b/gcc-4.9/gcc/testsuite/g++.dg/opt/const3.C
new file mode 100644
index 000000000..c7c0a1645
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/opt/const3.C
@@ -0,0 +1,44 @@
+// PR optimization/12926
+// This failed on SPARC64 because the assignments to the bit-fields
+// were wrongly swapped in the constructor.
+
+// { dg-do run }
+// { dg-options "-O2" }
+
+extern "C" void abort(void);
+
+typedef __SIZE_TYPE__ size_t;
+
+void *my_out;
+
+struct A
+{
+ enum Type {P, U, S};
+
+ int foo1(void *, const char *);
+ int foo2(int, const Type);
+
+ A (const size_t size, const Type type): mSize(size), mType(type)
+ {
+ foo2(foo1(my_out, "type = "), type);
+ foo2(foo1(my_out, "mType = "), mType);
+ }
+
+ const size_t mSize : 8*sizeof(size_t) - 3;
+ Type mType : 2;
+};
+
+int i;
+
+int A::foo1(void *ios, const char *str) { }
+int A::foo2(int v, const Type t) { i=0; }
+
+int main()
+{
+ A testa(2, A::S);
+
+ if (testa.mType != A::S)
+ abort();
+
+ return 0;
+}