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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/g++.old-deja/g++.brendan/complex1.C
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Diffstat (limited to 'gcc/testsuite/g++.old-deja/g++.brendan/complex1.C')
-rw-r--r--gcc/testsuite/g++.old-deja/g++.brendan/complex1.C29
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diff --git a/gcc/testsuite/g++.old-deja/g++.brendan/complex1.C b/gcc/testsuite/g++.old-deja/g++.brendan/complex1.C
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+++ b/gcc/testsuite/g++.old-deja/g++.brendan/complex1.C
@@ -0,0 +1,29 @@
+// { dg-do run }
+// { dg-options "" }
+
+// This test makes sure that the stuff in lex.c (real_yylex) is
+// set up to handle real and imag numbers correctly. This test is against
+// a bug where the compiler was not converting the integer `90' to a
+// complex number, unless you did `90.0'. Fixed 10/1/1997.
+
+extern "C" {
+int printf (const char *, ...);
+void exit (int);
+void abort (void);
+}
+
+__complex__ double cd;
+
+int one = 1;
+
+int
+main()
+{
+ cd = 1.0+90i;
+ cd *= one;
+
+ if (__real__ cd != 1 || __imag__ cd != 90)
+ abort ();
+
+ exit (0);
+}