diff -u -r trilinos-12.4.2-Source-orig/packages/epetra/src/Epetra_LAPACK.cpp trilinos-12.4.2-Source/packages/epetra/src/Epetra_LAPACK.cpp
--- trilinos-12.4.2-Source-orig/packages/epetra/src/Epetra_LAPACK.cpp 2015-10-06 15:43:00.000000000 +0100
+++ trilinos-12.4.2-Source/packages/epetra/src/Epetra_LAPACK.cpp 2016-06-05 18:03:12.619388060 +0100
@@ -365,8 +365,11 @@
double* A, const int LDA, double* B, const int LDB,
double* ALPHA, double* BETA, double* U, const int LDU, double* V, const int LDV, double* Q, const int LDQ, double* WORK, int* IWORK,
int* INFO) const {
- DGGSVD_F77(CHAR_MACRO(JOBU), CHAR_MACRO(JOBV), CHAR_MACRO(JOBQ), &M, &N, &P, K, L, A, &LDA, B, &LDB,
- ALPHA, BETA, U, &LDU, V, &LDV, Q, &LDQ, WORK, IWORK, INFO);
+ int LWORK;
+ LWORK = (3*N) > M ? 3*N : M;
+ LWORK = (LWORK > P ? LWORK : P) + N;
+ DGGSVD3_F77(CHAR_MACRO(JOBU), CHAR_MACRO(JOBV), CHAR_MACRO(JOBQ), &M, &N, &P, K, L, A, &LDA, B, &LDB,
+ ALPHA, BETA, U, &LDU, V, &LDV, Q, &LDQ, WORK, &LWORK, IWORK, INFO);
}
//=============================================================================
@@ -374,8 +377,11 @@
float* A, const int LDA, float* B, const int LDB,
float* ALPHA, float* BETA, float* U, const int LDU, float* V, const int LDV, float* Q, const int LDQ, float* WORK, int* IWORK,
int* INFO) const {
- SGGSVD_F77(CHAR_MACRO(JOBU), CHAR_MACRO(JOBV), CHAR_MACRO(JOBQ), &M, &N, &P, K, L, A, &LDA, B, &LDB,
- ALPHA, BETA, U, &LDU, V, &LDV, Q, &LDQ, WORK, IWORK, INFO);
+ int LWORK;
+ LWORK = (3*N) > M ? 3*N : M;
+ LWORK = (LWORK > P ? LWORK : P) + N;
+ SGGSVD3_F77(CHAR_MACRO(JOBU), CHAR_MACRO(JOBV), CHAR_MACRO(JOBQ), &M, &N, &P, K, L, A, &LDA, B, &LDB,
+ ALPHA, BETA, U, &LDU, V, &LDV, Q, &LDQ, WORK, &LWORK, IWORK, INFO);
}
//=============================================================================
diff -u -r trilinos-12.4.2-Source-orig/packages/epetra/src/Epetra_LAPACK_wrappers.h trilinos-12.4.2-Source/packages/epetra/src/Epetra_LAPACK_wrappers.h
--- trilinos-12.4.2-Source-orig/packages/epetra/src/Epetra_LAPACK_wrappers.h 2015-10-06 15:43:00.000000000 +0100
+++ trilinos-12.4.2-Source/packages/epetra/src/Epetra_LAPACK_wrappers.h 2016-06-05 17:34:26.411666128 +0100
@@ -73,7 +73,7 @@
#define DGETRS_F77 SGETRS
#define DGGEV_F77 SGGEV
#define DGGLSE_F77 SGGLSE
-#define DGGSVD_F77 SGGSVD
+#define DGGSVD3_F77 SGGSVD3
#define DHSEQR_F77 SHSEQR
#define DLAIC1_F77 SLAIC1
#define DLAMCH_F77 SLAMCH
@@ -172,7 +172,7 @@
#define DGETRS_F77 F77_BLAS_MANGLE(dgetrs,DGETRS)
#define DGGEV_F77 F77_BLAS_MANGLE(dggev,DGGEV)
#define DGGLSE_F77 F77_BLAS_MANGLE(dgglse,DGGLSE)
-#define DGGSVD_F77 F77_BLAS_MANGLE(dggsvd,DGGSVD)
+#define DGGSVD3_F77 F77_BLAS_MANGLE(dggsvd3,DGGSVD3)
#define DHSEQR_F77 F77_BLAS_MANGLE(dhseqr,DHSEQR)
#define DLAIC1_F77 F77_BLAS_MANGLE(dlaic1,DLAIC1)
#define DLAMCH_F77 F77_BLAS_MANGLE(dlamch,DLAMCH)
@@ -227,7 +227,7 @@
#define SGETRS_F77 F77_BLAS_MANGLE(sgetrs,SGETRS)
#define SGGEV_F77 F77_BLAS_MANGLE(sggev,SGGEV)
#define SGGLSE_F77 F77_BLAS_MANGLE(sgglse,SGGLSE)
-#define SGGSVD_F77 F77_BLAS_MANGLE(sggsvd,SGGSVD)
+#define SGGSVD3_F77 F77_BLAS_MANGLE(sggsvd3,SGGSVD3)
#define SHSEQR_F77 F77_BLAS_MANGLE(shseqr,SHSEQR)
#define SLAMCH_F77 F77_BLAS_MANGLE(slamch,SLAMCH)
#define SLARFT_F77 F77_BLAS_MANGLE(slarft,SLARFT)
@@ -302,10 +302,10 @@
double * vr, const int * ldvr, double * work, const int * lwork, int * info);
void PREFIX DGGLSE_F77(const int * m, const int * n, const int * p, double * a, const int * lda, double * b, const int * ldb,
double * c, double * d, double * x, double * work, const int * lwork, int * info);
- void PREFIX DGGSVD_F77(Epetra_fcd, Epetra_fcd, Epetra_fcd, const int * m, const int * n, const int * p, int * k, int * l,
+ void PREFIX DGGSVD3_F77(Epetra_fcd, Epetra_fcd, Epetra_fcd, const int * m, const int * n, const int * p, int * k, int * l,
double * a, const int * lda, double * b, const int * ldb, double * alpha, double * beta,
double * u, const int * ldu, double * v, const int * ldv, double * q, const int * ldq, double * work,
- int * iwork, int * info);
+ int * lwork, int * iwork, int * info);
void PREFIX DHSEQR_F77(Epetra_fcd job, Epetra_fcd, const int * n, const int * ilo, const int * ihi, double * h, const int * ldh,
double * wr, double * wi, double * z, const int * ldz, double * work, const int * lwork, int * info);
double PREFIX DLAMCH_F77(Epetra_fcd);
@@ -407,10 +407,10 @@
float * vr, const int * ldvr, float * work, const int * lwork, int * info);
void PREFIX SGGLSE_F77(const int * m, const int * n, const int * p, float * a, const int * lda, float * b, const int * ldb,
float * c, float * d, float * x, float * work, const int * lwork, int * info);
- void PREFIX SGGSVD_F77(Epetra_fcd, Epetra_fcd, Epetra_fcd, const int * m, const int * n, const int * p, int * k, int * l,
+ void PREFIX SGGSVD3_F77(Epetra_fcd, Epetra_fcd, Epetra_fcd, const int * m, const int * n, const int * p, int * k, int * l,
float * a, const int * lda, float * b, const int * ldb, float * alpha, float * beta,
float * u, const int * ldu, float * v, const int * ldv, float * q, const int * ldq, float * work,
- int * iwork, int * info);
+ int * lwork, int * iwork, int * info);
void PREFIX SHSEQR_F77(Epetra_fcd job, Epetra_fcd, const int * n, const int * ilo, const int * ihi, float * h, const int * ldh,
float * wr, float * wi, float * z, const int * ldz, float * work, const int * lwork, int * info);
float PREFIX SLAMCH_F77(Epetra_fcd);
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