external/icu/UnpackedTarball_icu.mk | 1 external/icu/icu4c-scriptrun.patch | 58 ++++++++++++++++++++++++++++++++++++ 2 files changed, 59 insertions(+)
New commits: commit 8594604107f1727303f57294c4c8c8a8dc5d2265 Author: Caolán McNamara <caol...@redhat.com> Date: Sun Nov 30 20:38:42 2014 +0000 mirror fixes for fdo#78906 and deb#766788 into icu (cherry picked from commit a66451887425ddd9387e2b25d5125916f4a35f83) (cherry picked from commit bff0fe902686d8c126a73e1d2c914f5d65c6ffaf) Conflicts: external/icu/UnpackedTarball_icu.mk Change-Id: I9325bb28eb267b023f628e24fea216ad580759e9 (cherry picked from commit c0d9f573b1200f8860f1c1c89107d54226869f56) Reviewed-on: https://gerrit.libreoffice.org/13242 Reviewed-by: Michael Stahl <mst...@redhat.com> Reviewed-by: Eike Rathke <er...@redhat.com> Reviewed-by: Norbert Thiebaud <nthieb...@gmail.com> Tested-by: Norbert Thiebaud <nthieb...@gmail.com> diff --git a/external/icu/UnpackedTarball_icu.mk b/external/icu/UnpackedTarball_icu.mk index 77cd38a..8c73b48 100644 --- a/external/icu/UnpackedTarball_icu.mk +++ b/external/icu/UnpackedTarball_icu.mk @@ -21,6 +21,7 @@ $(eval $(call gb_UnpackedTarball_add_patches,icu,\ external/icu/icu4c-mkdir.patch \ external/icu/icu4c-buffer-overflow.patch \ external/icu/icu4c-$(if $(filter ANDROID,$(OS)),android,rpath).patch \ + external/icu/icu4c-scriptrun.patch \ )) # vim: set noet sw=4 ts=4: diff --git a/external/icu/icu4c-scriptrun.patch b/external/icu/icu4c-scriptrun.patch new file mode 100644 index 0000000..e307811 --- /dev/null +++ b/external/icu/icu4c-scriptrun.patch @@ -0,0 +1,58 @@ +--- misc/icu/source/extra/scrptrun/scrptrun.cpp ++++ misc/build/icu/source/extra/scrptrun/scrptrun.cpp +@@ -150,7 +150,11 @@ + // characters above it on the stack will be poped. + if (pairIndex >= 0) { + if ((pairIndex & 1) == 0) { +- parenStack[++parenSP].pairIndex = pairIndex; ++ ++parenSP; ++ int32_t nVecSize = parenStack.size(); ++ if (parenSP == nVecSize) ++ parenStack.resize(nVecSize + 128); ++ parenStack[parenSP].pairIndex = pairIndex; + parenStack[parenSP].scriptCode = scriptCode; + } else if (parenSP >= 0) { + int32_t pi = pairIndex & ~1; +@@ -184,7 +188,14 @@ + // pop it from the stack + if (pairIndex >= 0 && (pairIndex & 1) != 0 && parenSP >= 0) { + parenSP -= 1; +- startSP -= 1; ++ /* decrement startSP only if it is >= 0, ++ decrementing it unnecessarily will lead to memory corruption ++ while processing the above while block. ++ e.g. startSP = -4 , parenSP = -1 ++ */ ++ if (startSP >= 0) { ++ startSP -= 1; ++ } + } + } else { + // if the run broke on a surrogate pair, +--- misc/icu/source/extra/scrptrun/scrptrun.h ++++ misc/build/icu/source/extra/scrptrun/scrptrun.h +@@ -17,6 +17,7 @@ + #include "unicode/utypes.h" + #include "unicode/uobject.h" + #include "unicode/uscript.h" ++#include <vector> + + struct ScriptRecord + { +@@ -79,7 +80,7 @@ + int32_t scriptEnd; + UScriptCode scriptCode; + +- ParenStackEntry parenStack[128]; ++ std::vector<ParenStackEntry> parenStack; + int32_t parenSP; + + static int8_t highBit(int32_t value); +@@ -133,6 +134,7 @@ + scriptEnd = charStart; + scriptCode = USCRIPT_INVALID_CODE; + parenSP = -1; ++ parenStack.resize(128); + } + + inline void ScriptRun::reset(int32_t start, int32_t length)
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