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authorErlang/OTP <[email protected]>2019-07-02 13:44:00 +0200
committerErlang/OTP <[email protected]>2019-07-02 13:44:00 +0200
commita555c4c80c38b3e4240a2fcc54d913d0229193cd (patch)
treee7c7cbf6ccd8b7e58fd6dc490ae2539e5779c344 /erts/emulator/beam/beam_load.c
parent4319a7f8bc93388ec540e954eb9bb73ea1eec4ef (diff)
parentc14e0eea80911e36fe45839af96bb9593c63bbb6 (diff)
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Merge branch 'john/erts/lists_subtract_fixes/OTP-15938/OTP-15939' into maint-22
* john/erts/lists_subtract_fixes/OTP-15938/OTP-15939: erts: Fix integer overflow in loader erts: Fix integer overflow in list subtraction
Diffstat (limited to 'erts/emulator/beam/beam_load.c')
-rw-r--r--erts/emulator/beam/beam_load.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c
index 941c3ebbbe..35f2ea6688 100644
--- a/erts/emulator/beam/beam_load.c
+++ b/erts/emulator/beam/beam_load.c
@@ -4612,7 +4612,15 @@ typedef struct SortGenOpArg {
static int
genopargtermcompare(SortGenOpArg* a, SortGenOpArg* b)
{
- return CMP_TERM(a->term, b->term);
+ Sint res = CMP_TERM(a->term, b->term);
+
+ if (res < 0) {
+ return -1;
+ } else if (res > 0) {
+ return 1;
+ }
+
+ return 0;
}
static int