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authorRich Felker <dalias@aerifal.cx>2012-11-15 08:37:58 -0500
committerRich Felker <dalias@aerifal.cx>2012-11-15 08:37:58 -0500
commit8bb181622222f2ee3462c8b021bcae4fcdbbd37a (patch)
tree166a1be834c8cd5a4c2521d41d7ee506bd8c8e51 /src/internal
parent22781b4d8ecaf97ac52d2a501a2e7d3bc1920ce0 (diff)
parent68847ecd3a644d3ffd9be58603be1a3fa437dff0 (diff)
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Merge remote-tracking branch 'nsz/math'
Diffstat (limited to 'src/internal')
-rw-r--r--src/internal/libm.h31
1 files changed, 8 insertions, 23 deletions
diff --git a/src/internal/libm.h b/src/internal/libm.h
index a71c4c05..46c4b564 100644
--- a/src/internal/libm.h
+++ b/src/internal/libm.h
@@ -157,38 +157,23 @@ long double __tanl(long double, long double, int);
long double __polevll(long double, const long double *, int);
long double __p1evll(long double, const long double *, int);
-// FIXME: not needed when -fexcess-precision=standard is supported (>=gcc4.5)
-/*
- * Attempt to get strict C99 semantics for assignment with non-C99 compilers.
- */
-#if 1
+#if 0
+/* Attempt to get strict C99 semantics for assignment with non-C99 compilers. */
#define STRICT_ASSIGN(type, lval, rval) do { \
volatile type __v = (rval); \
(lval) = __v; \
} while (0)
#else
+/* Should work with -fexcess-precision=standard (>=gcc-4.5) or -ffloat-store */
#define STRICT_ASSIGN(type, lval, rval) ((lval) = (type)(rval))
#endif
-
/* complex */
-union dcomplex {
- double complex z;
- double a[2];
-};
-union fcomplex {
- float complex z;
- float a[2];
-};
-union lcomplex {
- long double complex z;
- long double a[2];
-};
-
-/* x + y*I is not supported properly by gcc */
-#define cpack(x,y) ((union dcomplex){.a={(x),(y)}}.z)
-#define cpackf(x,y) ((union fcomplex){.a={(x),(y)}}.z)
-#define cpackl(x,y) ((union lcomplex){.a={(x),(y)}}.z)
+#ifndef CMPLX
+#define CMPLX(x, y) __CMPLX(x, y, double)
+#define CMPLXF(x, y) __CMPLX(x, y, float)
+#define CMPLXL(x, y) __CMPLX(x, y, long double)
+#endif
#endif