Fix build with gfortran 10.

Taken from Debian:
https://salsa.debian.org/science-team/atlas/-/blob/master/debian/patches/gfortran-10.patch

--- a/interfaces/blas/C/testing/c_dblat1.f
+++ b/interfaces/blas/C/testing/c_dblat1.f
@@ -247,11 +247,11 @@
             IF (ICASE.EQ.7) THEN
 *              .. DNRM2TEST ..
                STEMP(1) = DTRUE1(NP1)
-               CALL STEST1(DNRM2TEST(N,SX,INCX),STEMP,STEMP,SFAC)
+               CALL STEST1(DNRM2TEST(N,SX,INCX),STEMP(1),STEMP,SFAC)
             ELSE IF (ICASE.EQ.8) THEN
 *              .. DASUMTEST ..
                STEMP(1) = DTRUE3(NP1)
-               CALL STEST1(DASUMTEST(N,SX,INCX),STEMP,STEMP,SFAC)
+               CALL STEST1(DASUMTEST(N,SX,INCX),STEMP(1),STEMP,SFAC)
             ELSE IF (ICASE.EQ.9) THEN
 *              .. DSCALTEST ..
                CALL DSCALTEST(N,SA((INCX-1)*5+NP1),SX,INCX)
--- a/interfaces/blas/C/testing/c_sblat1.f
+++ b/interfaces/blas/C/testing/c_sblat1.f
@@ -247,11 +247,11 @@
             IF (ICASE.EQ.7) THEN
 *              .. SNRM2TEST ..
                STEMP(1) = DTRUE1(NP1)
-               CALL STEST1(SNRM2TEST(N,SX,INCX),STEMP,STEMP,SFAC)
+               CALL STEST1(SNRM2TEST(N,SX,INCX),STEMP(1),STEMP,SFAC)
             ELSE IF (ICASE.EQ.8) THEN
 *              .. SASUMTEST ..
                STEMP(1) = DTRUE3(NP1)
-               CALL STEST1(SASUMTEST(N,SX,INCX),STEMP,STEMP,SFAC)
+               CALL STEST1(SASUMTEST(N,SX,INCX),STEMP(1),STEMP,SFAC)
             ELSE IF (ICASE.EQ.9) THEN
 *              .. SSCALTEST ..
                CALL SSCALTEST(N,SA((INCX-1)*5+NP1),SX,INCX)
ld/shepherd.scm'>
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<div class='path'>path: <a href='/guix/log/?id=d0a2b422e06aab0cab3a10a47ef378602992577f'>root</a>/<a href='/guix/log/gnu?id=d0a2b422e06aab0cab3a10a47ef378602992577f'>gnu</a>/<a href='/guix/log/gnu/build?id=d0a2b422e06aab0cab3a10a47ef378602992577f'>build</a>/<a href='/guix/log/gnu/build/shepherd.scm?id=d0a2b422e06aab0cab3a10a47ef378602992577f'>shepherd.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/build/shepherd.scm?id=d0a2b422e06aab0cab3a10a47ef378602992577f&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-09-02 16:32:16 +0530'>2022-09-02</span></td><td><a href='/guix/commit/gnu/build/shepherd.scm?id=3e866e24f05e7e60cbd56a6240cdd2efede6eb4c'>shepherd: Set #o640 permissions for log file of service in container.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/build/shepherd.scm (make-forkexec-constructor/container): Set #o640
permissions for log file.
</span></span></td><td>Arun Isaac</td></tr>
<tr><td><span title='2022-05-01 21:30:35 +0200'>2022-05-01</span></td><td><a href='/guix/commit/gnu/build/shepherd.scm?id=3682bd4003f4c4e313498931c471eeae2efe09b8'>Add (guix least-authority).</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/least-authority.scm: New file.
* Makefile.am (MODULES): Add it.
* gnu/build/shepherd.scm (default-mounts): Make public.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-04-12 23:40:44 +0200'>2022-04-12</span></td><td><a href='/guix/commit/gnu/build/shepherd.scm?id=e1f0c88ea221d846b5a533c4dc88e99e953af63e'>shepherd: Add #:supplementary-groups.</a><span class='msg-avail'>...<span class='msg-tooltip'>To support the argument introduced in Shepherd 0.9.0 when defining
container-bound services.

* gnu/build/shepherd.scm (exec-command*)
(make-forkexec-constructor/container): Add '#:supplementary-groups'.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Leo Nikkilä</td></tr>
<tr><td><span title='2022-04-11 00:25:33 +0200'>2022-04-11</span></td><td><a href='/guix/commit/gnu/build/shepherd.scm?id=f42959662765d1cd47137ff5da09086fc6a62e99'>shepherd: 'fork+exec-command/container' always returns a PID.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes a regression introduced in
938448bf40fc77092859352d2243e2d0c236375f whereby
'fork+exec-command/container' would return #t, then used as the running
value of the 'guix-daemon' service in the installer.  Upon installation
completion, stopping the 'guix-daemon' service would fail with
wrong-type-arg because that #t would be passed to the 'stop' method in
lieu of a PID.

* gnu/build/shepherd.scm (fork+exec-command/container): Return a PID
rather than #t.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-04-11 00:25:33 +0200'>2022-04-11</span></td><td><a href='/guix/commit/gnu/build/shepherd.scm?id=ada530acb1e848daaac027872e6bad067e82207b'>shepherd: 'exec-command*' has a valid default #:directory.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes a regression introduced in
938448bf40fc77092859352d2243e2d0c236375f where 'exec-command*' could
get #:directory #f, in particular when called by
'fork+exec-command/container'.

* gnu/build/shepherd.scm (exec-command*): Add default value for #:directory.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-04-07 00:08:55 +0200'>2022-04-07</span></td><td><a href='/guix/commit/gnu/build/shepherd.scm?id=938448bf40fc77092859352d2243e2d0c236375f'>shepherd: Adjust 'fork+exec-command/container' for the Shepherd 0.9.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/build/shepherd.scm (exec-command*): New procedure, with code
formerly...
(make-forkexec-constructor/container): ... here.  Use it.
(fork+exec-command/container): Use 'fork+exec-command' only when
CONTAINER-SUPPORT? is false or PID is the current process.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-08-02 14:16:22 -0400'>2021-08-02</span></td><td><a href='/guix/commit/gnu/build/shepherd.scm?id=5b2b834269f74865c8ca6ab5e81f6834228490d4'>build: shepherd: Use autoload to lazily bind Shepherd modules.</a><span class='msg-avail'>...<span class='msg-tooltip'>Instead of imperative module-autoload! directives.

* gnu/build/shepherd.scm: Replace module-autoload! directives by autoload
arguments for define-module.
</span></span></td><td>Maxim Cournoyer</td></tr>