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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
commit | ed5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch) | |
tree | 7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /external/cairo/pixman/pixman-ubsan.patch | |
parent | Initial commit. (diff) | |
download | libreoffice-upstream.tar.xz libreoffice-upstream.zip |
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | external/cairo/pixman/pixman-ubsan.patch | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/external/cairo/pixman/pixman-ubsan.patch b/external/cairo/pixman/pixman-ubsan.patch new file mode 100644 index 000000000..64e5778ee --- /dev/null +++ b/external/cairo/pixman/pixman-ubsan.patch @@ -0,0 +1,76 @@ +diff -ru pixman-0.42.2.orig/pixman/pixman-bits-image.c pixman-0.42.2/pixman/pixman-bits-image.c +--- misc/pixman-0.42.2.orig/pixman/pixman-bits-image.c 2022-11-03 02:25:48.000000000 +0900 ++++ misc/build/pixman-0.42.2/pixman/pixman-bits-image.c 2022-11-28 21:35:25.896969126 +0900 +@@ -351,8 +351,8 @@ + * positioned relative to a particular phase (and not relative to whatever + * exact fraction we happen to get here). + */ +- x = ((x >> x_phase_shift) << x_phase_shift) + ((1 << x_phase_shift) >> 1); +- y = ((y >> y_phase_shift) << y_phase_shift) + ((1 << y_phase_shift) >> 1); ++ x = ((uint32_t)(x >> x_phase_shift) << x_phase_shift) + ((1 << x_phase_shift) >> 1); ++ y = ((uint32_t)(y >> y_phase_shift) << y_phase_shift) + ((1 << y_phase_shift) >> 1); + + px = (x & 0xffff) >> x_phase_shift; + py = (y & 0xffff) >> y_phase_shift; +diff -ru pixman-0.42.2.orig/pixman/pixman-combine32.c pixman-0.42.2/pixman/pixman-combine32.c +--- misc/pixman-0.42.2.orig/pixman/pixman-combine32.c 2022-02-02 05:51:25.000000000 +0900 ++++ misc/build/pixman-0.42.2/pixman/pixman-combine32.c 2022-11-28 21:38:48.226968594 +0900 +@@ -589,7 +589,7 @@ + rg = DIV_ONE_UN8 (rg); \ + rb = DIV_ONE_UN8 (rb); \ + \ +- *(dest + i) = ra << 24 | rr << 16 | rg << 8 | rb; \ ++ *(dest + i) = (uint32_t)ra << 24 | rr << 16 | rg << 8 | rb; \ + } \ + } \ + \ +diff -ru pixman-0.42.2.orig/pixman/pixman-fast-path.c pixman-0.42.2/pixman/pixman-fast-path.c +--- misc/pixman-0.42.2.orig/pixman/pixman-fast-path.c 2022-10-18 02:47:42.000000000 +0900 ++++ misc/build/pixman-0.42.2/pixman/pixman-fast-path.c 2022-11-28 21:53:12.596963317 +0900 +@@ -2758,8 +2758,8 @@ + * positioned relative to a particular phase (and not relative to whatever + * exact fraction we happen to get here). + */ +- x = ((vx >> x_phase_shift) << x_phase_shift) + ((1 << x_phase_shift) >> 1); +- y = ((vy >> y_phase_shift) << y_phase_shift) + ((1 << y_phase_shift) >> 1); ++ x = ((uint32_t)(vx >> x_phase_shift) << x_phase_shift) + ((1 << x_phase_shift) >> 1); ++ y = ((uint32_t)(vy >> y_phase_shift) << y_phase_shift) + ((1 << y_phase_shift) >> 1); + + px = (x & 0xffff) >> x_phase_shift; + py = (y & 0xffff) >> y_phase_shift; +@@ -2837,9 +2837,9 @@ + sbtot = CLIP (sbtot, 0, 0xff); + + #ifdef WORDS_BIGENDIAN +- buffer[k] = (satot << 0) | (srtot << 8) | (sgtot << 16) | (sbtot << 24); ++ buffer[k] = (satot << 0) | (srtot << 8) | (sgtot << 16) | ((uint32_t)sbtot << 24); + #else +- buffer[k] = (satot << 24) | (srtot << 16) | (sgtot << 8) | (sbtot << 0); ++ buffer[k] = ((uint32_t)satot << 24) | (srtot << 16) | (sgtot << 8) | (sbtot << 0); + #endif + + next: +diff -ru pixman-0.42.2.orig/pixman/pixman-sse2.c pixman-0.42.2/pixman/pixman-sse2.c +--- misc/pixman-0.42.2/pixman/pixman-sse2.c 2022-02-02 05:51:25.000000000 +0900 ++++ misc/build/pixman-0.42.2/pixman/pixman-sse2.c 2022-11-28 22:11:19.276969466 +0900 +@@ -3345,7 +3345,7 @@ + + b = filler & 0xff; + w = (b << 8) | b; +- filler = (w << 16) | w; ++ filler = ((uint32_t)w << 16) | w; + } + else if (bpp == 16) + { +diff -ru pixman-0.42.2.orig/pixman/pixman-utils.c pixman-0.42.2/pixman/pixman-utils.c +--- misc/pixman-0.42.2.orig/pixman/pixman-utils.c 2022-02-02 05:51:25.000000000 +0900 ++++ misc/build/pixman-0.42.2/pixman/pixman-utils.c 2022-11-28 21:55:44.196964912 +0900 +@@ -213,7 +213,7 @@ + g = float_to_unorm (src[i].g, 8); + b = float_to_unorm (src[i].b, 8); + +- dst[i] = (a << 24) | (r << 16) | (g << 8) | (b << 0); ++ dst[i] = ((uint32_t)a << 24) | (r << 16) | (g << 8) | (b << 0); + } + } + |