engine: workaround for MSYS2 gcc 12.1.0 internal compiler error in libdivide

source/build/include/libdivide.h

@@ -1352,7 +1352,7 @@ int16_t libdivide_s16_branchfree_recover(const struct libdivide_s16_branchfree_t
 
 /////////// SINT32
 
-static LIBDIVIDE_INLINE struct libdivide_s32_t libdivide_internal_s32_gen(
+static struct libdivide_s32_t libdivide_internal_s32_gen(
     int32_t d, int branchfree) {
     if (d == 0) {
         LIBDIVIDE_ERROR("divider must be != 0");
@@ -1418,11 +1418,11 @@ static LIBDIVIDE_INLINE struct libdivide_s32_t libdivide_internal_s32_gen(
     return result;
 }
 
-struct libdivide_s32_t libdivide_s32_gen(int32_t d) {
+LIBDIVIDE_INLINE struct libdivide_s32_t libdivide_s32_gen(int32_t d) {
     return libdivide_internal_s32_gen(d, 0);
 }
 
-struct libdivide_s32_branchfree_t libdivide_s32_branchfree_gen(int32_t d) {
+LIBDIVIDE_INLINE struct libdivide_s32_branchfree_t libdivide_s32_branchfree_gen(int32_t d) {
     struct libdivide_s32_t tmp = libdivide_internal_s32_gen(d, 1);
     struct libdivide_s32_branchfree_t result = {tmp.magic, tmp.more};
     return result;
@@ -1521,7 +1521,7 @@ int32_t libdivide_s32_branchfree_recover(const struct libdivide_s32_branchfree_t
 
 ///////////// SINT64
 
-static LIBDIVIDE_INLINE struct libdivide_s64_t libdivide_internal_s64_gen(
+static struct libdivide_s64_t libdivide_internal_s64_gen(
     int64_t d, int branchfree) {
     if (d == 0) {
         LIBDIVIDE_ERROR("divider must be != 0");
@@ -1587,11 +1587,11 @@ static LIBDIVIDE_INLINE struct libdivide_s64_t libdivide_internal_s64_gen(
     return result;
 }
 
-struct libdivide_s64_t libdivide_s64_gen(int64_t d) {
+LIBDIVIDE_INLINE struct libdivide_s64_t libdivide_s64_gen(int64_t d) {
     return libdivide_internal_s64_gen(d, 0);
 }
 
-struct libdivide_s64_branchfree_t libdivide_s64_branchfree_gen(int64_t d) {
+LIBDIVIDE_INLINE struct libdivide_s64_branchfree_t libdivide_s64_branchfree_gen(int64_t d) {
     struct libdivide_s64_t tmp = libdivide_internal_s64_gen(d, 1);
     struct libdivide_s64_branchfree_t ret = {tmp.magic, tmp.more};
     return ret;