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[WIP] bpo-23689: Memory leak in Modules/sre_lib.h #11926

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[WIP] bpo-23689: Memory leak in Modules/sre_lib.h #11926

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9206c6c
Merge pull request #1 from python/master
animalize Jan 19, 2019
ed20d2f
Merge pull request #3 from python/master
animalize Jan 30, 2019
93ff15f
Merge pull request #4 from python/master
animalize Feb 9, 2019
4e15c9a
Merge pull request #5 from python/master
animalize Feb 15, 2019
ff729b1
Merge pull request #6 from python/master
animalize Feb 18, 2019
2d4996b
stage 1
wjssz Feb 19, 2019
740f53c
pass test_re.py
wjssz Feb 19, 2019
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pass test_re.py
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@wjssz
wjssz committed Feb 19, 2019
commit 740f53c66d854803a0c6f274ded4556d5db0f09c
8 changes: 6 additions & 2 deletions Modules/sre_lib.h
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Original file line number Diff line number Diff line change
Expand Up @@ -420,8 +420,10 @@ do { \
if (sizeof(type) > state->data_stack_size - alloc_pos) { \
int j = data_stack_grow(state, sizeof(type)); \
if (j < 0) return j; \
if (ctx_pos != -1) \
if (ctx_pos >= 0) \
DATA_STACK_LOOKUP_AT(state, SRE(match_context), ctx, ctx_pos); \
if (ctx->u.rep >= 0) \
DATA_STACK_LOOKUP_AT(state, SRE_REPEAT, temp_repeat, ctx->u.rep); \
} \
ptr = (type*)(state->data_stack+alloc_pos); \
state->data_stack_base += sizeof(type); \
Expand All @@ -441,8 +443,10 @@ do { \
if (size > state->data_stack_size - state->data_stack_base) { \
int j = data_stack_grow(state, size); \
if (j < 0) return j; \
if (ctx_pos != -1) \
if (ctx_pos >= 0) \
DATA_STACK_LOOKUP_AT(state, SRE(match_context), ctx, ctx_pos); \
if (ctx->u.rep >= 0) \
DATA_STACK_LOOKUP_AT(state, SRE_REPEAT, temp_repeat, ctx->u.rep); \
} \
memcpy(state->data_stack+state->data_stack_base, data, size); \
state->data_stack_base += size; \
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