Thread View: gnu.gcc.bug
1 messages
1 total messages
Started by David Olix
Tue, 27 Feb 1990 22:37
Unrecognizable insn in gcc 1.36
Author: David Olix
Date: Tue, 27 Feb 1990 22:37
Date: Tue, 27 Feb 1990 22:37
46 lines
1419 bytes
1419 bytes
The following piece of code crashes cc1 with fatal signal 6
when compiled and run as follows on a Sun 3/280 running
SunOs 4.0.3:
jupiter% gcc -v
gcc version 1.36
jupiter% cat test.c
int
main()
{
int i;
double foo;
i = 1;
foo = (double)i;
return 0;
}
jupiter% gcc -mfpa test.c
test.c: In function main:
test.c:10: The following insn was not recognizable:
(insn 9 6 11 (set (mem:DF (plus:SI (reg:SI 14)
(const_int -12)))
(float:DF (mem:SI (plus:SI (reg:SI 14)
(const_int -4))))) -1 (nil)
(nil))
gcc: Program cc1 got fatal signal 6.
Does this have something to do with the cast? Replacing line 8 with:
foo = (double)1;
doesn't result in the error. Also, the error only occurs with the
-mfpa
option on the command line.
Please e-mail to me on what you guys find on this since I have some non-trivial
code which relies on such a cast. (And without the fpa installed, the program
runs _S_L_O_W_).
thank you
--David Olix
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