Bug#1077326: libgcrypt20 FTBFS on armhf with gcc 14

[Adrian Bunk]

Source: libgcrypt20
Version: 1.11.0-5
Severity: serious
Tags: ftbfs

https://buildd.debian.org/status/fetch.php?pkg=libgcrypt20&arch=armhf&ver=1.11.0-5&stamp=1722166976&raw=0

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In file included from ../../mpi/ec-nist.c:34:
../../mpi/ec-nist.c: In function '_gcry_mpi_ec_nist256_mod':
../../mpi/ec-inline.h:902:5: error: 'asm' operand has impossible constraints or there are not enough registers
  902 |     __asm__ ("subs %3, %7, %10\n" \
      |     ^~~~~~~
../../mpi/ec-inline.h:1070:5: note: in expansion of macro 'SUB6_LIMB32'
 1070 |     SUB6_LIMB32(__borrow4, A2.lo, A1.hi, A1.lo, A0.hi, A0.lo, \
      |     ^~~~~~~~~~~
../../mpi/ec-inline.h:1179:5: note: in expansion of macro 'SUB4_LIMB64'
 1179 |     SUB4_LIMB64(__borrow5, A2, A1, A0, zero, B2, B1, B0, zero, C2, C1, C0); \
      |     ^~~~~~~~~~~
../../mpi/ec-nist.c:463:3: note: in expansion of macro 'SUB5_LIMB64'
  463 |   SUB5_LIMB64 (s[4], s[3], s[2], s[1], s[0],
      |   ^~~~~~~~~~~
...