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-rw-r--r--gcc/testsuite/gcc.dg/debug/20020220-1.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/debug/20020220-1.c b/gcc/testsuite/gcc.dg/debug/20020220-1.c
new file mode 100644
index 000000000..07109e86a
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/debug/20020220-1.c
@@ -0,0 +1,31 @@
+/* PR debug/4461
+ This testcase failed to link in Dwarf-2 because
+ constant -4.0 in constant pool was never referenced by anything
+ but Dwarf-2 location descriptor. */
+/* { dg-do run } */
+
+void __attribute__((noinline))
+foo (const char *x __attribute__((unused)),
+ __complex__ long double y __attribute__((unused)),
+ __complex__ long double z __attribute__((unused)))
+{
+}
+
+void
+bar (void)
+{
+ foo ("",
+ __builtin_conjl (({ __complex__ long double r;
+ __real__ r = 3.0;
+ __imag__ r = -4.0;
+ r; })),
+ ({ __complex__ long double s;
+ __real__ s = 3.0;
+ __imag__ s = 4.0;
+ s; }));
+}
+
+int main (void)
+{
+ return 0;
+}