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-rw-r--r--src/liblzma/simple/powerpc.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/liblzma/simple/powerpc.c b/src/liblzma/simple/powerpc.c
index 54dfbf10..0b60e9b3 100644
--- a/src/liblzma/simple/powerpc.c
+++ b/src/liblzma/simple/powerpc.c
@@ -25,10 +25,11 @@ powerpc_code(void *simple lzma_attribute((__unused__)),
if ((buffer[i] >> 2) == 0x12
&& ((buffer[i + 3] & 3) == 1)) {
- const uint32_t src = ((buffer[i + 0] & 3) << 24)
- | (buffer[i + 1] << 16)
- | (buffer[i + 2] << 8)
- | (buffer[i + 3] & (~3));
+ const uint32_t src
+ = (((uint32_t)(buffer[i + 0]) & 3) << 24)
+ | ((uint32_t)(buffer[i + 1]) << 16)
+ | ((uint32_t)(buffer[i + 2]) << 8)
+ | ((uint32_t)(buffer[i + 3]) & ~UINT32_C(3));
uint32_t dest;
if (is_encoder)