mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-11 16:32:59 +00:00
624cdf4412
Sorry for breaking the history, won't trust TBPL, ever again. :(
47 lines
1.6 KiB
Diff
47 lines
1.6 KiB
Diff
Only use lround in C99 programs.
|
|
|
|
diff --git a/gfx/cairo/cairo/src/cairo-misc.c b/gfx/cairo/cairo/src/cairo-misc.c
|
|
--- a/gfx/cairo/cairo/src/cairo-misc.c
|
|
+++ b/gfx/cairo/cairo/src/cairo-misc.c
|
|
@@ -478,17 +478,17 @@ _cairo_operator_bounded_by_either (cairo
|
|
case CAIRO_OPERATOR_IN:
|
|
case CAIRO_OPERATOR_DEST_IN:
|
|
case CAIRO_OPERATOR_DEST_ATOP:
|
|
return 0;
|
|
}
|
|
|
|
}
|
|
|
|
-#if DISABLE_SOME_FLOATING_POINT
|
|
+#if DISABLE_SOME_FLOATING_POINT || __STDC_VERSION__ < 199901L
|
|
/* This function is identical to the C99 function lround(), except that it
|
|
* performs arithmetic rounding (floor(d + .5) instead of away-from-zero rounding) and
|
|
* has a valid input range of (INT_MIN, INT_MAX] instead of
|
|
* [INT_MIN, INT_MAX]. It is much faster on both x86 and FPU-less systems
|
|
* than other commonly used methods for rounding (lround, round, rint, lrint
|
|
* or float (d + 0.5)).
|
|
*
|
|
* The reason why this function is much faster on x86 than other
|
|
diff --git a/gfx/cairo/cairo/src/cairoint.h b/gfx/cairo/cairo/src/cairoint.h
|
|
--- a/gfx/cairo/cairo/src/cairoint.h
|
|
+++ b/gfx/cairo/cairo/src/cairoint.h
|
|
@@ -969,17 +969,17 @@ _cairo_restrict_value (double value, dou
|
|
* away from 0. _cairo_round rounds halfway cases toward negative infinity.
|
|
* This matches the rounding behaviour of _cairo_lround. */
|
|
static inline double cairo_const
|
|
_cairo_round (double r)
|
|
{
|
|
return floor (r + .5);
|
|
}
|
|
|
|
-#if DISABLE_SOME_FLOATING_POINT
|
|
+#if DISABLE_SOME_FLOATING_POINT || __STDC_VERSION__ < 199901L
|
|
cairo_private int
|
|
_cairo_lround (double d) cairo_const;
|
|
#else
|
|
#define _cairo_lround lround
|
|
#endif
|
|
|
|
cairo_private uint16_t
|
|
_cairo_half_from_float (float f) cairo_const;
|