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fix UWP build error

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- fix the following UWP build errors caught by vcpkg's CI
  src\wavelib.c(3673): error C4703: potentially uninitialized local pointer variable 'out' used
  src\wavelib.c(3499): error C4703: potentially uninitialized local pointer variable 'wavecoeff' used
- move the definition of `out` variable to support old C89 compilers;
This commit is contained in:
myd7349 2020-05-29 11:12:52 +08:00
parent f104d084be
commit 9d20de8d29
1 changed files with 2 additions and 2 deletions
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src/wavelib.c
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@ -3353,7 +3353,7 @@ void setWTConv(wt_object wt, const char *cmethod) {
}
double* dwt2(wt2_object wt, double *inp) {
double *wavecoeff;
double *wavecoeff = NULL;
int i, J, iter, N, lp, rows_n, cols_n, rows_i, cols_i;
int ir, ic, istride,ostride;
int aLL, aLH, aHL, aHH, cdim,clen;
@ -3504,11 +3504,11 @@ void idwt2(wt2_object wt, double *wavecoeff, double *oup) {
int istride, ostride, iter, J;
int aLL, aLH, aHL, aHH;
double *cL, *cH, *X_lp,*orig;
double *out = NULL;
rows = wt->rows;
cols = wt->cols;
J = wt->J;
double *out;
if (!strcmp(wt->ext, "per")) {